Tender For Operation And Maintenance Of The 8 Nos Of Cwss To Ariyalur District(Pkg-27) Including Repair, Rectification Works And Supply Of Chemicals For The Years Period From 2026-2027 To 2028-2029, Ariyalur-Tamil Nadu

TDR : 54509299

Tender Notice
Corrigendum Details
BOQ

Expired

Ariyalur , Tamil Nadu

Tender Brief : Corrigendum : Tender For Operation And Maintenance Of The 8 Nos Of Cwss To Ariyalur District(Pkg-27) Including Repair, Rectification Works And Supply Of Chemicals For The Years Period From 2026-2027 To 2028-2029

Document Fees
Refer document

EMD
₹ 2393000.0 /-

Tender Value
₹ 31.91 Crore /-

Submission Date
20-03-2026

Competition Type
Indian

Bidding Type
Tender

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Sr No	Corrigendum Date	Corrigendum	Type	New Submission Date
1	12-03-2026	Amendment slip1	Date	20-03-2026

Name of Work:- Operation and maintenance of the 8 Nos of CWSS to Ariyalur District(Pkg-27) including repair, rectification works and supply of Chemicals for the years period from 2026-2027 to 2028-2029

Sl. No.	Item Description
1	CWSS to 645 Habitations in Sendurai, Thirumanur, Ariyalur, Alathur, Veppur Unions of Ariyalur and Perambalur District.
2	CWSS to T.Palur and 212 Habitations in T.Palur union in Ariyalur District.
3	CWSS to Nathiyanur and 20 other Habitations in Thirumanur,and Ariyalur union of Ariyalur District
4	CWSS to 29 Habitations in Thirumanur Union of Ariyalur District
5	CWSS to Jayankondam Mpty, Udayarpalayam TP (New Scheme) in Ariyalur District
6	CWSS to Jayankondam Mpty, Udayarpalayam TP and 5 other way side Habitations (Old Scheme) in Ariyalur District
7	CWSS to 227 habitations in Andimadam union, 13 wayside habitations in Jayankondam union and 10 habitations in Thirumanur union in Ariyalur District
8	CWSS TO 281 HABITATIONS IN JAYANKONDAM UNION OF ARIYALUR DISTRICT.
9	Total Basic Value
10	GST @ 18%
11	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
12	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
13	Sump Cleaning
14	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
15	6.00 LL capacity of Collection sump @ Keelapalur
16	5.00 LL capacity of sump @ Kollapuram
17	5.00 LL capacity of sump @ Ogalur
18	2.50 LL capacity of sump @ Elumur
19	2.50 LL capacity of sump @ Veppur
20	1.00 LL capacity of sump @ Sathya Nagar
21	1.00 LL capacity of sump @ Poyyur
22	1.00 LL capacity of sump @ Nannai
23	1.00 LL capacity of sump @ Puduvettakudi
24	1.00 LL capacity of sump @ Vayalapadi
25	1.50 LL capacity of sump @ Vayalur
26	1.50 LL capacity of sump @ Palaiyarasamangalam
27	1.50 LL capacity of sump @ Periyavenmani
28	1.50 LL capacity of sump @ Kovil Palayam
29	1.50 LL capacity of sump @ Melamathur
30	1.50 LL capacity of sump @ Raszabath
31	1.50 LL capacity of sump @ Kunnam
32	1.50 LL capacity of sump @ Lakshmipuram
33	1.50 LL capacity of sump @ Murukkankudi
34	0.30 LL capacity of sump @ Pudupalayam
35	0.30 LL capacity of sump @ Rettipalayam
36	0.30 LL capacity of sump @ Malavarayanallur
37	0.30 LL capacity of sump @ Z.Athur
38	0.30 LL capacity of sump @ Gudalur
39	0.30 LL capacity of sump @ Varakupadi
40	0.20 LL capacity of sump @ Sathanur
41	0.10 LL capacity of sump @ Aranmanaikurichi
42	0.10 LL capacity of sump @ Karaipadi
43	Leak & Burst
44	Attending Collar Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
45	350mm PSC pipe
46	500mm PSC pipe
47	Attending Minor/ Circumfrential Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
48	50 mm 6 ksc PVC Pipes
49	63mm 4 ksc PVC Pipes
50	75mm 4 ksc PVC Pipes
51	90mm 4 ksc PVC Pipes
52	110mm 4 ksc PVC Pipes
53	140mm 4 ksc PVC Pipes
54	160mm 4 ksc PVC Pipes
55	200mm 4 ksc PVC Pipes
56	225mm 4 ksc PVC Pipes
57	250mm 4 ksc PVC Pipes
58	280mm 4 ksc PVC Pipes
59	315mm 4 ksc PVC Pipes
60	350mm PSC pipe
61	500mm PSC pipe
62	500mm DI S/S Pipe
63	350mm DI S/S Pipe
64	300mm DI S/S Pipe
65	250mm DI S/S Pipe
66	250mm HDPE PN6 Pipe
67	200mm HDPE PN6 Pipe
68	160mm HDPE PN6 Pipe
69	140mm HDPE PN6 Pipe
70	110mm HDPE PN6 Pipe
71	90mm HDPE PN6 Pipe
72	75mm HDPE PN6 Pipe
73	63mm HDPE PN6 Pipe
74	Attending major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
75	50 mm 6 ksc PVC Pipes
76	63mm 4 ksc PVC Pipes
77	75mm 4 ksc PVC Pipes
78	90mm 4 ksc PVC Pipes
79	110mm 4 ksc PVC Pipes
80	140mm 4 ksc PVC Pipes
81	160mm 4 ksc PVC Pipes
82	200mm 4 ksc PVC Pipes
83	225mm 4 ksc PVC Pipes
84	250mm 4 ksc PVC Pipes
85	280mm 4 ksc PVC Pipes
86	315mm 4 ksc PVC Pipes
87	350mm PSC pipe
88	500mm PSC pipe
89	500mm DI S/S Pipe
90	350mm DI S/S Pipe
91	300mm DI S/S Pipe
92	250mm DI S/S Pipe
93	250mm HDPE PN6 Pipe
94	200mm HDPE PN6 Pipe
95	160mm HDPE PN6 Pipe
96	140mm HDPE PN6 Pipe
97	110mm HDPE PN6 Pipe
98	90mm HDPE PN6 Pipe
99	75mm HDPE PN6 Pipe
100	63mm HDPE PN6 Pipe
101	Above GL
102	350 mm MS pipe
103	500 mm MS pipe
104	Below GL
105	350 mm MS pipe
106	500 mm MS pipe
107	Repairs & Renewals
108	Attending rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete
109	Repairing and reconditioning of Motor for 125 HP VT Pumpset including all material,labour,etc
110	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
111	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
112	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
113	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
114	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
115	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
116	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
117	Transportation charges for conveying the motor from work shop to pumping Station
118	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
119	Repairing and reconditioning of Pump for 125 HP VT Pumpset including all material,labour,etc
120	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
121	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
122	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
123	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
124	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
125	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
126	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
127	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
128	Repairing and reconditioning of Supply of materials for 125 HP VT Pumpset including all material,labour,etc
129	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
130	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
131	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
132	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
133	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
134	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
135	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
136	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
137	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
138	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
139	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
140	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
141	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
142	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
143	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
144	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA
145	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
146	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
147	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
148	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
149	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
150	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
151	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
152	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
153	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
154	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
155	Charges for Eart Pit Value Checking with Certificate
156	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
157	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
158	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
159	Supply and delivery of required capacity copper,connecting plate for cable termination .
160	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
161	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
162	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
163	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
164	Supply and delivery of Drop Out fuse fixing unit set
165	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
166	Supply and delivery of Breather with Silica gel of required size for the Transfomer
167	Supply and delivery of Silica gel
168	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
169	Repairing and reconditioning of Motor for 50HP Centrifugal Pumpset
170	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
171	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
172	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
173	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
174	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
175	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
176	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
177	Transportation charges for conveying the motor from work shop to Pumping Station
178	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
179	Repairing and reconditioning of Pump for 50HP Centrifugal Pumpset
180	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
181	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
182	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
183	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
184	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
185	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
186	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
187	Supply and delivery of Driven End and Non Driven End bearings
188	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
189	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
190	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
191	Repairing and reconditioning of Motor for 25HP Centrifugal Pumpset
192	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
193	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
194	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
195	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
196	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
197	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
198	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
199	Transportation charges for conveying the motor from work shop to Pumping Station
200	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
201	Repairing and reconditioning of Pump for 25HP Centrifugal Pumpset
202	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
203	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
204	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
205	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
206	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
207	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
208	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
209	Supply and delivery of Driven End and Non Driven End bearings
210	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
211	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
212	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
213	Repairing and reconditioning of Motor & Pump for 30HP Submersible Pumpset
214	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
215	Transporting the pumpset from Pump House to work shop.
216	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
217	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
218	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
219	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
220	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
221	Repairing and reconditioning of Motor & Pump for 15HP Submersible Pumpset
222	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
223	Transporting the pumpset from Pump House to work shop.
224	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
225	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
226	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
227	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
228	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
229	Repairing and reconditioning of Motor & Pump for 12.5HP Submersible Pumpset
230	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
231	Transporting the pumpset from Pump House to work shop.
232	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
233	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
234	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
235	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
236	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
237	Repairing and reconditioning of Motor & Pump for 10HP Submersible Pumpset (Total-12Nos)
238	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
239	Transporting the pumpset from Pump House to work shop.
240	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
241	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
242	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
243	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
244	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
245	Repairing and reconditioning of Motor & Pump for 7.5HP Submersible Pumpset - Total 4Nos
246	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
247	Transporting the pumpset from Pump House to work shop.
248	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
249	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
250	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
251	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
252	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
253	Repairing and reconditioning of Motor & Pump for 5HP Submersible Pumpset - Total 44 Nos
254	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
255	Transporting the pumpset from Pump House to work shop.
256	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
257	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
258	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
259	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
260	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
261	Repairing and reconditioning of Motor & Pump for 4HP & 3HP Submersible Pumpset - Total 6 Nos
262	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
263	Transporting the pumpset from Pump House to work shop.
264	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
265	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
266	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
267	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
268	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
269	Repairing and reconditioning of Motor & Pump for 2HP Submersible Pumpset - Total 36 Nos
270	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
271	Transporting the pumpset from Pump House to work shop.
272	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
273	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
274	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
275	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
276	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
277	Repairing and reconditioning of Motor & Pump for 1HP Submersible Pumpset - Total 34 Nos
278	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
279	Transporting the pumpset from Pump House to work shop.
280	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
281	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
282	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
283	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
284	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
285	Starters
286	Attending repair works in Soft starter 130 HP
287	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
288	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
289	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
290	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
291	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
292	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
293	Supply and Delivery of PLA Safety Relay suitable for the starter
294	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
295	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
296	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
297	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
298	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
299	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
300	Attending repair works in ATS starter 60 HP
301	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
302	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
303	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
304	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
305	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
306	Supply and Delivery of PLA Safety Relay suitable for the starter
307	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
308	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
309	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
310	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
311	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
312	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
313	Attending repair works in ATS starter 30 HP
314	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
315	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
316	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
317	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
318	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
319	Supply and Delivery of PLA Safety Relay suitable for the starter
320	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
321	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
322	Attending repair works in Star Delta starter 25 HP
323	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
324	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
325	Supply and Delivery of PLA Safety Relay suitable for the starter
326	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
327	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
328	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
329	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
330	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
331	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
332	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
333	Attending repair works in ATS starter 15 HP
334	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
335	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
336	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
337	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
338	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
339	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
340	Attending repair works in Star Delta starter 12.5 HP
341	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
342	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
343	Supply and Delivery of PLA Safety Relay suitable for the starter
344	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
345	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
346	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
347	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
348	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
349	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
350	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
351	Attending repair works in Star Delta starter 10 HP
352	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
353	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
354	Supply and Delivery of PLA Safety Relay suitable for the starter
355	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
356	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
357	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
358	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
359	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
360	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
361	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
362	Attending repair works in Star Delta starter 7.5 HP
363	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
364	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
365	Supply and Delivery of PLA Safety Relay suitable for the starter
366	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
367	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
368	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
369	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
370	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
371	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
372	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
373	Attending repair works in DOL starter 5 HP
374	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
375	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
376	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
377	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
378	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
379	Attending repair works in DOL starter 3 HP
380	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
381	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
382	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
383	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
384	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
385	Attending repair works in DOL starter 2 HP
386	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
387	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
388	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
389	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
390	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
391	Attending repair works in DOL starter 1 HP
392	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
393	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
394	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
395	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
396	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
397	Supply and delivery of PVC Insulated 3 core flat type copper cable - 6 sq.mm
398	PVC Insulated 3 core flat type copper cable-10 sq.mm TWAD
399	Supply and delivery of the following Electrical works:consumable items
400	Volt meter SR 96 600 V-AC
401	Ammeter SR 96 5D/5A C.T.operated-AC
402	LED Outdoor fittings a)30 W LED street light fittings PWD
403	LED Outdoor fittings a) 48 W LED street light fittings
404	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
405	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
406	50mm GI Pipe
407	65mm GI Pipe
408	80mm GI Pipe
409	100mm GI Pipe
410	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
411	300mm Sluice Valve
412	250mm Sluice Valve
413	150mm Sluice Valve
414	100mm Sluice Valve
415	80mm Sluice Valve
416	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
417	100mm GM Valve
418	80mm GM Valve
419	65mm GM Valve
420	50mm GM Valve
421	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
422	100mm Air Valve
423	80mm Air Valve
424	50mm Air Valve
425	25mm Air Valve
426	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
427	3,00,000 LPH
428	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
429	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
430	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
431	Sump Cleaning
432	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
433	6.00 LL capacity of Collection sump @ Keelapalur
434	5.00 LL capacity of sump @ Kollapuram
435	5.00 LL capacity of sump @ Ogalur
436	2.50 LL capacity of sump @ Elumur
437	2.50 LL capacity of sump @ Veppur
438	1.00 LL capacity of sump @ Sathya Nagar
439	1.00 LL capacity of sump @ Poyyur
440	1.00 LL capacity of sump @ Nannai
441	1.00 LL capacity of sump @ Puduvettakudi
442	1.00 LL capacity of sump @ Vayalapadi
443	1.50 LL capacity of sump @ Vayalur
444	1.50 LL capacity of sump @ Palaiyarasamangalam
445	1.50 LL capacity of sump @ Periyavenmani
446	1.50 LL capacity of sump @ Kovil Palayam
447	1.50 LL capacity of sump @ Melamathur
448	1.50 LL capacity of sump @ Raszabath
449	1.50 LL capacity of sump @ Kunnam
450	1.50 LL capacity of sump @ Lakshmipuram
451	1.50 LL capacity of sump @ Murukkankudi
452	0.30 LL capacity of sump @ Pudupalayam
453	0.30 LL capacity of sump @ Rettipalayam
454	0.30 LL capacity of sump @ Malavarayanallur
455	0.30 LL capacity of sump @ Z.Athur
456	0.30 LL capacity of sump @ Gudalur
457	0.30 LL capacity of sump @ Varakupadi
458	0.20 LL capacity of sump @ Sathanur
459	0.10 LL capacity of sump @ Aranmanaikurichi
460	0.10 LL capacity of sump @ Karaipadi
461	Leak & Burst
462	Attending Collar Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
463	350mm PSC pipe
464	500mm PSC pipe
465	Attending Minor/ Circumfrential Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
466	50 mm 6 ksc PVC Pipes
467	63mm 4 ksc PVC Pipes
468	75mm 4 ksc PVC Pipes
469	90mm 4 ksc PVC Pipes
470	110mm 4 ksc PVC Pipes
471	140mm 4 ksc PVC Pipes
472	160mm 4 ksc PVC Pipes
473	200mm 4 ksc PVC Pipes
474	225mm 4 ksc PVC Pipes
475	250mm 4 ksc PVC Pipes
476	280mm 4 ksc PVC Pipes
477	315mm 4 ksc PVC Pipes
478	350mm PSC pipe
479	500mm PSC pipe
480	500mm DI S/S Pipe
481	350mm DI S/S Pipe
482	300mm DI S/S Pipe
483	250mm DI S/S Pipe
484	250mm HDPE PN6 Pipe
485	200mm HDPE PN6 Pipe
486	160mm HDPE PN6 Pipe
487	140mm HDPE PN6 Pipe
488	110mm HDPE PN6 Pipe
489	90mm HDPE PN6 Pipe
490	75mm HDPE PN6 Pipe
491	63mm HDPE PN6 Pipe
492	Attending major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
493	50 mm 6 ksc PVC Pipes
494	63mm 4 ksc PVC Pipes
495	75mm 4 ksc PVC Pipes
496	90mm 4 ksc PVC Pipes
497	110mm 4 ksc PVC Pipes
498	140mm 4 ksc PVC Pipes
499	160mm 4 ksc PVC Pipes
500	200mm 4 ksc PVC Pipes
501	225mm 4 ksc PVC Pipes
502	250mm 4 ksc PVC Pipes
503	280mm 4 ksc PVC Pipes
504	315mm 4 ksc PVC Pipes
505	350mm PSC pipe
506	500mm PSC pipe
507	500mm DI S/S Pipe
508	350mm DI S/S Pipe
509	300mm DI S/S Pipe
510	250mm DI S/S Pipe
511	250mm HDPE PN6 Pipe
512	200mm HDPE PN6 Pipe
513	160mm HDPE PN6 Pipe
514	140mm HDPE PN6 Pipe
515	110mm HDPE PN6 Pipe
516	90mm HDPE PN6 Pipe
517	75mm HDPE PN6 Pipe
518	63mm HDPE PN6 Pipe
519	Above GL
520	350 mm MS pipe
521	500 mm MS pipe
522	Below GL
523	350 mm MS pipe
524	500 mm MS pipe
525	Repairs & Renewals
526	Attending rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete
527	Repairing and reconditioning of Motor for 125 HP VT Pumpset including all material,labour,etc
528	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
529	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
530	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
531	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
532	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
533	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
534	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
535	Transportation charges for conveying the motor from work shop to pumping Station
536	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
537	Repairing and reconditioning of Pump for 125 HP VT Pumpset including all material,labour,etc
538	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
539	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
540	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
541	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
542	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
543	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
544	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
545	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
546	Repairing and reconditioning of Supply of materials for 125 HP VT Pumpset including all material,labour,etc
547	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
548	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
549	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
550	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
551	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
552	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
553	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
554	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
555	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
556	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
557	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
558	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
559	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
560	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
561	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
562	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA
563	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
564	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
565	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
566	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
567	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
568	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
569	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
570	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
571	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
572	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
573	Charges for Eart Pit Value Checking with Certificate
574	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
575	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
576	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
577	Supply and delivery of required capacity copper,connecting plate for cable termination .
578	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
579	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
580	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
581	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
582	Supply and delivery of Drop Out fuse fixing unit set
583	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
584	Supply and delivery of Breather with Silica gel of required size for the Transfomer
585	Supply and delivery of Silica gel
586	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
587	Repairing and reconditioning of Motor for 50HP Centrifugal Pumpset
588	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
589	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
590	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
591	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
592	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
593	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
594	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
595	Transportation charges for conveying the motor from work shop to Pumping Station
596	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
597	Repairing and reconditioning of Pump for 50HP Centrifugal Pumpset
598	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
599	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
600	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
601	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
602	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
603	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
604	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
605	Supply and delivery of Driven End and Non Driven End bearings
606	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
607	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
608	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
609	Repairing and reconditioning of Motor for 25HP Centrifugal Pumpset
610	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
611	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
612	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
613	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
614	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
615	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
616	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
617	Transportation charges for conveying the motor from work shop to Pumping Station
618	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
619	Repairing and reconditioning of Pump for 25HP Centrifugal Pumpset
620	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
621	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
622	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
623	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
624	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
625	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
626	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
627	Supply and delivery of Driven End and Non Driven End bearings
628	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
629	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
630	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
631	Repairing and reconditioning of Motor & Pump for 30HP Submersible Pumpset
632	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
633	Transporting the pumpset from Pump House to work shop.
634	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
635	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
636	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
637	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
638	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
639	Repairing and reconditioning of Motor & Pump for 15HP Submersible Pumpset
640	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
641	Transporting the pumpset from Pump House to work shop.
642	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
643	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
644	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
645	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
646	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
647	Repairing and reconditioning of Motor & Pump for 12.5HP Submersible Pumpset
648	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
649	Transporting the pumpset from Pump House to work shop.
650	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
651	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
652	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
653	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
654	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
655	Repairing and reconditioning of Motor & Pump for 10HP Submersible Pumpset (Total-12Nos)
656	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
657	Transporting the pumpset from Pump House to work shop.
658	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
659	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
660	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
661	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
662	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
663	Repairing and reconditioning of Motor & Pump for 7.5HP Submersible Pumpset - Total 4Nos
664	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
665	Transporting the pumpset from Pump House to work shop.
666	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
667	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
668	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
669	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
670	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
671	Repairing and reconditioning of Motor & Pump for 5HP Submersible Pumpset - Total 44 Nos
672	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
673	Transporting the pumpset from Pump House to work shop.
674	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
675	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
676	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
677	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
678	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
679	Repairing and reconditioning of Motor & Pump for 4HP & 3HP Submersible Pumpset - Total 6 Nos
680	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
681	Transporting the pumpset from Pump House to work shop.
682	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
683	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
684	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
685	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
686	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
687	Repairing and reconditioning of Motor & Pump for 2HP Submersible Pumpset - Total 36 Nos
688	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
689	Transporting the pumpset from Pump House to work shop.
690	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
691	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
692	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
693	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
694	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
695	Repairing and reconditioning of Motor & Pump for 1HP Submersible Pumpset - Total 34 Nos
696	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
697	Transporting the pumpset from Pump House to work shop.
698	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
699	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
700	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
701	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
702	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
703	Starters
704	Attending repair works in Soft starter 130 HP
705	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
706	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
707	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
708	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
709	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
710	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
711	Supply and Delivery of PLA Safety Relay suitable for the starter
712	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
713	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
714	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
715	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
716	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
717	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
718	Attending repair works in ATS starter 60 HP
719	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
720	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
721	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
722	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
723	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
724	Supply and Delivery of PLA Safety Relay suitable for the starter
725	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
726	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
727	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
728	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
729	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
730	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
731	Attending repair works in ATS starter 30 HP
732	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
733	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
734	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
735	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
736	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
737	Supply and Delivery of PLA Safety Relay suitable for the starter
738	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
739	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
740	Attending repair works in Star Delta starter 25 HP
741	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
742	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
743	Supply and Delivery of PLA Safety Relay suitable for the starter
744	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
745	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
746	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
747	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
748	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
749	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
750	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
751	Attending repair works in ATS starter 15 HP
752	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
753	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
754	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
755	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
756	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
757	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
758	Attending repair works in Star Delta starter 12.5 HP
759	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
760	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
761	Supply and Delivery of PLA Safety Relay suitable for the starter
762	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
763	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
764	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
765	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
766	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
767	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
768	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
769	Attending repair works in Star Delta starter 10 HP
770	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
771	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
772	Supply and Delivery of PLA Safety Relay suitable for the starter
773	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
774	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
775	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
776	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
777	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
778	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
779	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
780	Attending repair works in Star Delta starter 7.5 HP
781	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
782	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
783	Supply and Delivery of PLA Safety Relay suitable for the starter
784	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
785	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
786	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
787	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
788	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
789	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
790	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
791	Attending repair works in DOL starter 5 HP
792	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
793	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
794	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
795	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
796	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
797	Attending repair works in DOL starter 3 HP
798	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
799	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
800	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
801	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
802	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
803	Attending repair works in DOL starter 2 HP
804	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
805	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
806	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
807	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
808	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
809	Attending repair works in DOL starter 1 HP
810	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
811	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
812	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
813	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
814	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
815	Supply and delivery of PVC Insulated 3 core flat type copper cable - 6 sq.mm
816	PVC Insulated 3 core flat type copper cable-10 sq.mm TWAD
817	Supply and delivery of the following Electrical works:consumable items
818	Volt meter SR 96 600 V-AC
819	Ammeter SR 96 5D/5A C.T.operated-AC
820	LED Outdoor fittings a)30 W LED street light fittings
821	LED Outdoor fittings a) 48 W LED street light fittings
822	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
823	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
824	50mm GI Pipe
825	65mm GI Pipe
826	80mm GI Pipe
827	100mm GI Pipe
828	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
829	300mm Sluice Valve
830	250mm Sluice Valve
831	150mm Sluice Valve
832	100mm Sluice Valve
833	80mm Sluice Valve
834	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
835	100mm GM Valve
836	80mm GM Valve
837	65mm GM Valve
838	50mm GM Valve
839	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
840	100mm Air Valve
841	80mm Air Valve
842	50mm Air Valve
843	25mm Air Valve
844	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
845	3,00,000 LPH
846	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
847	For the Year 2087-2029(From 01.04.2028 to 31.03.2029)
848	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
849	Sump Cleaning
850	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
851	6.00 LL capacity of Collection sump @ Keelapalur
852	5.00 LL capacity of sump @ Kollapuram
853	5.00 LL capacity of sump @ Ogalur
854	2.50 LL capacity of sump @ Elumur
855	2.50 LL capacity of sump @ Veppur
856	1.00 LL capacity of sump @ Sathya Nagar
857	1.00 LL capacity of sump @ Poyyur
858	1.00 LL capacity of sump @ Nannai
859	1.00 LL capacity of sump @ Puduvettakudi
860	1.00 LL capacity of sump @ Vayalapadi
861	1.50 LL capacity of sump @ Vayalur
862	1.50 LL capacity of sump @ Palaiyarasamangalam
863	1.50 LL capacity of sump @ Periyavenmani
864	1.50 LL capacity of sump @ Kovil Palayam
865	1.50 LL capacity of sump @ Melamathur
866	1.50 LL capacity of sump @ Raszabath
867	1.50 LL capacity of sump @ Kunnam
868	1.50 LL capacity of sump @ Lakshmipuram
869	1.50 LL capacity of sump @ Murukkankudi
870	0.30 LL capacity of sump @ Pudupalayam
871	0.30 LL capacity of sump @ Rettipalayam
872	0.30 LL capacity of sump @ Malavarayanallur
873	0.30 LL capacity of sump @ Z.Athur
874	0.30 LL capacity of sump @ Gudalur
875	0.30 LL capacity of sump @ Varakupadi
876	0.20 LL capacity of sump @ Sathanur
877	0.10 LL capacity of sump @ Aranmanaikurichi
878	0.10 LL capacity of sump @ Karaipadi
879	Leak & Burst
880	Attending Collar Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
881	350mm PSC pipe
882	500mm PSC pipe
883	Attending Minor/ Circumfrential Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
884	50 mm 6 ksc PVC Pipes
885	63mm 4 ksc PVC Pipes
886	75mm 4 ksc PVC Pipes
887	90mm 4 ksc PVC Pipes
888	110mm 4 ksc PVC Pipes
889	140mm 4 ksc PVC Pipes
890	160mm 4 ksc PVC Pipes
891	200mm 4 ksc PVC Pipes
892	225mm 4 ksc PVC Pipes
893	250mm 4 ksc PVC Pipes
894	280mm 4 ksc PVC Pipes
895	315mm 4 ksc PVC Pipes
896	350mm PSC pipe
897	500mm PSC pipe
898	500mm DI S/S Pipe
899	350mm DI S/S Pipe
900	300mm DI S/S Pipe
901	250mm DI S/S Pipe
902	250mm HDPE PN6 Pipe
903	200mm HDPE PN6 Pipe
904	160mm HDPE PN6 Pipe
905	140mm HDPE PN6 Pipe
906	110mm HDPE PN6 Pipe
907	90mm HDPE PN6 Pipe
908	75mm HDPE PN6 Pipe
909	63mm HDPE PN6 Pipe
910	Attending major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
911	50 mm 6 ksc PVC Pipes
912	63mm 4 ksc PVC Pipes
913	75mm 4 ksc PVC Pipes
914	90mm 4 ksc PVC Pipes
915	110mm 4 ksc PVC Pipes
916	140mm 4 ksc PVC Pipes
917	160mm 4 ksc PVC Pipes
918	200mm 4 ksc PVC Pipes
919	225mm 4 ksc PVC Pipes
920	250mm 4 ksc PVC Pipes
921	280mm 4 ksc PVC Pipes
922	315mm 4 ksc PVC Pipes
923	350mm PSC pipe
924	500mm PSC pipe
925	500mm DI S/S Pipe
926	350mm DI S/S Pipe
927	300mm DI S/S Pipe
928	250mm DI S/S Pipe
929	250mm HDPE PN6 Pipe
930	200mm HDPE PN6 Pipe
931	160mm HDPE PN6 Pipe
932	140mm HDPE PN6 Pipe
933	110mm HDPE PN6 Pipe
934	90mm HDPE PN6 Pipe
935	75mm HDPE PN6 Pipe
936	63mm HDPE PN6 Pipe
937	Above GL
938	350 mm MS pipe
939	500 mm MS pipe
940	Below GL
941	350 mm MS pipe
942	500 mm MS pipe
943	Repairs & Renewals
944	Attending rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges, taxes within the stipulated time limit etc., complete
945	Repairing and reconditioning of Motor for 125 HP VT Pumpset including all material,labour,etc
946	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
947	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
948	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
949	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
950	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
951	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
952	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
953	Transportation charges for conveying the motor from work shop to pumping Station
954	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
955	Repairing and reconditioning of Pump for 125 HP VT Pumpset including all material,labour,etc
956	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
957	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
958	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
959	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
960	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
961	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
962	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
963	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
964	Repairing and reconditioning of Supply of materials for 125 HP VT Pumpset including all material,labour,etc
965	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
966	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
967	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
968	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
969	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
970	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
971	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
972	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
973	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
974	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
975	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
976	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
977	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
978	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
979	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
980	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA
981	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
982	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
983	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
984	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
985	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
986	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
987	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
988	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
989	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
990	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
991	Charges for Eart Pit Value Checking with Certificate
992	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
993	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
994	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
995	Supply and delivery of required capacity copper,connecting plate for cable termination .
996	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
997	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
998	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
999	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
1000	Supply and delivery of Drop Out fuse fixing unit set
1001	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
1002	Supply and delivery of Breather with Silica gel of required size for the Transfomer
1003	Supply and delivery of Silica gel
1004	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
1005	Repairing and reconditioning of Motor for 50HP Centrifugal Pumpset
1006	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1007	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
1008	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1009	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1010	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1011	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1012	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1013	Transportation charges for conveying the motor from work shop to Pumping Station
1014	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
1015	Repairing and reconditioning of Pump for 50HP Centrifugal Pumpset
1016	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1017	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
1018	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1019	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1020	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1021	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1022	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1023	Supply and delivery of Driven End and Non Driven End bearings
1024	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1025	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
1026	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
1027	Repairing and reconditioning of Motor for 25HP Centrifugal Pumpset
1028	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1029	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
1030	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1031	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1032	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1033	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1034	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1035	Transportation charges for conveying the motor from work shop to Pumping Station
1036	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
1037	Repairing and reconditioning of Pump for 25HP Centrifugal Pumpset
1038	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1039	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
1040	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1041	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1042	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1043	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1044	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1045	Supply and delivery of Driven End and Non Driven End bearings
1046	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1047	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
1048	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
1049	Repairing and reconditioning of Motor & Pump for 30HP Submersible Pumpset
1050	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1051	Transporting the pumpset from Pump House to work shop.
1052	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1053	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1054	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1055	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1056	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1057	Repairing and reconditioning of Motor & Pump for 15HP Submersible Pumpset
1058	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1059	Transporting the pumpset from Pump House to work shop.
1060	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1061	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1062	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1063	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1064	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1065	Repairing and reconditioning of Motor & Pump for 12.5HP Submersible Pumpset
1066	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1067	Transporting the pumpset from Pump House to work shop.
1068	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1069	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1070	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1071	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1072	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1073	Repairing and reconditioning of Motor & Pump for 10HP Submersible Pumpset (Total-12Nos)
1074	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1075	Transporting the pumpset from Pump House to work shop.
1076	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1077	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1078	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1079	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1080	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1081	Repairing and reconditioning of Motor & Pump for 7.5HP Submersible Pumpset - Total 4Nos
1082	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1083	Transporting the pumpset from Pump House to work shop.
1084	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1085	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1086	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1087	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1088	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1089	Repairing and reconditioning of Motor & Pump for 5HP Submersible Pumpset - Total 44 Nos
1090	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1091	Transporting the pumpset from Pump House to work shop.
1092	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1093	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1094	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1095	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1096	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1097	Repairing and reconditioning of Motor & Pump for 4HP & 3HP Submersible Pumpset - Total 6 Nos
1098	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1099	Transporting the pumpset from Pump House to work shop.
1100	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1101	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1102	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1103	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1104	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1105	Repairing and reconditioning of Motor & Pump for 2HP Submersible Pumpset - Total 36 Nos
1106	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1107	Transporting the pumpset from Pump House to work shop.
1108	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1109	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1110	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1111	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1112	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1113	Repairing and reconditioning of Motor & Pump for 1HP Submersible Pumpset - Total 34 Nos
1114	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1115	Transporting the pumpset from Pump House to work shop.
1116	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1117	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1118	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1119	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
1120	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1121	Starters
1122	Attending repair works in Soft starter 130 HP
1123	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
1124	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
1125	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
1126	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
1127	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1128	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
1129	Supply and Delivery of PLA Safety Relay suitable for the starter
1130	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1131	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1132	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
1133	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
1134	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1135	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1136	Attending repair works in ATS starter 60 HP
1137	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1138	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
1139	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1140	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1141	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1142	Supply and Delivery of PLA Safety Relay suitable for the starter
1143	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1144	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1145	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
1146	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
1147	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1148	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1149	Attending repair works in ATS starter 30 HP
1150	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1151	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
1152	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1153	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1154	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1155	Supply and Delivery of PLA Safety Relay suitable for the starter
1156	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1157	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1158	Attending repair works in Star Delta starter 25 HP
1159	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1160	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1161	Supply and Delivery of PLA Safety Relay suitable for the starter
1162	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1163	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1164	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1165	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1166	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1167	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1168	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1169	Attending repair works in ATS starter 15 HP
1170	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
1171	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
1172	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1173	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1174	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1175	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1176	Attending repair works in Star Delta starter 12.5 HP
1177	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1178	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1179	Supply and Delivery of PLA Safety Relay suitable for the starter
1180	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1181	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1182	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1183	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1184	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1185	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1186	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1187	Attending repair works in Star Delta starter 10 HP
1188	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1189	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1190	Supply and Delivery of PLA Safety Relay suitable for the starter
1191	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1192	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1193	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1194	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1195	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1196	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1197	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1198	Attending repair works in Star Delta starter 7.5 HP
1199	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1200	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1201	Supply and Delivery of PLA Safety Relay suitable for the starter
1202	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1203	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1204	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1205	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1206	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1207	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1208	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1209	Attending repair works in DOL starter 5 HP
1210	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1211	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1212	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1213	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1214	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1215	Attending repair works in DOL starter 3 HP
1216	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1217	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1218	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1219	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1220	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1221	Attending repair works in DOL starter 2 HP
1222	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1223	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1224	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1225	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1226	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1227	Attending repair works in DOL starter 1 HP
1228	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1229	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1230	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1231	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1232	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1233	Supply and delivery of PVC Insulated 3 core flat type copper cable - 6 sq.mm
1234	PVC Insulated 3 core flat type copper cable-10 sq.mm TWAD
1235	Supply and delivery of the following Electrical works:consumable items
1236	Volt meter SR 96 600 V-AC
1237	Ammeter SR 96 5D/5A C.T.operated-AC
1238	LED Outdoor fittings a)30 W LED street light fittings
1239	LED Outdoor fittings a) 48 W LED street light fittings
1240	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
1241	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers
1242	50mm GI Pipe
1243	65mm GI Pipe
1244	80mm GI Pipe
1245	100mm GI Pipe
1246	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
1247	300mm Sluice Valve
1248	250mm Sluice Valve
1249	150mm Sluice Valve
1250	100mm Sluice Valve
1251	80mm Sluice Valve
1252	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
1253	100mm GM Valve
1254	80mm GM Valve
1255	65mm GM Valve
1256	50mm GM Valve
1257	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
1258	100mm Air Valve
1259	80mm Air Valve
1260	50mm Air Valve
1261	25mm Air Valve
1262	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
1263	3,00,000 LPH
1264	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
1265	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
1266	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
1267	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
1268	Repairing and reconditioning of 15.0 HP Submersible Pumpset including all material,labour,etc at
1269	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1270	Transporting the pumpset .
1271	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1272	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1273	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1274	Repairing and reconditioning of 25.0 HP HSC Motor including all material,labour,etc at
1275	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1276	Transportation charges for conveying the motor including loading and unloading charges.
1277	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1278	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1279	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1280	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1281	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1282	Repairing and reconditioning of 50 HP HSC Motor including all material,labour,etc at
1283	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1284	Transportation charges for conveying the motor including loading and unloading charges.
1285	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1286	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1287	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1288	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1289	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1290	Repairing and reconditioning of 25.00 HP HSC Pump including all material,labour,etc at
1291	Charges for removing and Reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1292	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1293	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1294	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1295	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1296	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1297	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1298	Supply and delivery of Driven End and Non Driven End bearings
1299	Repairing and reconditioning of 50 HP HSC Pump including all material,labour,etc at
1300	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1301	Transportation charges for conveying the Pump including loading and unloading charges.
1302	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1303	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1304	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1305	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1306	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1307	Supply and delivery of Driven End and Non Driven End bearings
1308	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc
1309	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1310	Transportation charges for conveying the motor including loading and unloading charges.
1311	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1312	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1313	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1314	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1315	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1316	Repairing and reconditioning of 20 HP HSC Pump including all material,labour,etc
1317	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1318	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1319	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1320	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1321	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1322	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1323	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1324	Supply and delivery of Driven End and Non Driven End bearings
1325	Repairing and reconditioning of 2 HP OW Submersible Pumpset including all material,labour,etc
1326	Transporting the pumpset .
1327	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1328	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1329	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1330	Repairing and reconditioning of 3 HP OW Submersible Pumpset including all material,labour,etc
1331	Transporting the pumpset
1332	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1333	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1334	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1335	Repairing and reconditioning of 10 HP OW Submersible Pumpset including all material,labour,etc
1336	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1337	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1338	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1339	Transporting charges for Submersible pumpset
1340	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1341	Repairing and reconditioning of 1 HP OW Submersible Pumpset including all material,labour,etc
1342	Transporting the pumpset
1343	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1344	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1345	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1346	Repairing and reconditioning of 5 HP OW Submersible Pumpset including all material,labour,etc
1347	Transporting the pumpset
1348	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1349	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1350	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1351	Repairing and reconditioning of 7.5 HP OW Submersible Pumpset including all material,labour,etc
1352	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1353	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1354	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1355	Transporting charges for Submersible pumpset
1356	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1357	Repairing and reconditioning of 20HP OW Submersible Pumpset including all material,labour,etc
1358	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1359	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1360	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1361	Transporting charges for Submersible pumpset
1362	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1363	Repairing and reconditioning of 12.5 HP OW Submersible Pumpset Bore Well
1364	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1365	Transporting the pumpset.
1366	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1367	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1368	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1369	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1370	Repairing and reconditioning of ATS Starter 15.0 HP
1371	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
1372	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1373	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1374	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1375	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1376	Repairing and reconditioning of ATS 30.0 HP
1377	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1378	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1379	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1380	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1381	Supply and Delivery of PLA Safety Relay suitable for the starter
1382	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1383	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1384	Repairing and reconditioning of ATS Starter 50 HP
1385	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1386	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1387	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1388	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1389	Supply and Delivery of PLA Safety Relay suitable for the starter
1390	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1391	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1392	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
1393	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
1394	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1395	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1396	Repairing and reconditioning of ATS Starter 20 HP
1397	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1398	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1399	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1400	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1401	Supply and Delivery of PLA Safety Relay suitable for the starter
1402	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1403	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1404	Repairing and reconditioning of ATS Starter 25 HP
1405	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1406	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1407	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1408	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1409	Supply and Delivery of PLA Safety Relay suitable for the starter
1410	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1411	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1412	Repairing and reconditioning of Star-delta Starter 10 HP
1413	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1414	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1415	Supply and Delivery of PLA Safety Relay suitable for the starter
1416	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1417	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1418	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1419	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1420	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1421	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1422	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1423	Repairing and reconditioning of Star-delta Starter 20 HP
1424	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1425	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1426	Supply and Delivery of PLA Safety Relay suitable for the starter
1427	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1428	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1429	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1430	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1431	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1432	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1433	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1434	Repairing and reconditioning of Star-delta Starter 12.5HP
1435	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1436	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1437	Supply and Delivery of PLA Safety Relay suitable for the starter
1438	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1439	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1440	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1441	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1442	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1443	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1444	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1445	Repairing and reconditioning of Star-delta Starter 7.5HP
1446	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1447	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1448	Supply and Delivery of PLA Safety Relay suitable for the starter
1449	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1450	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1451	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1452	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1453	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1454	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1455	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1456	Repairing and reconditioning of DOL Starter 5 HP
1457	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1458	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1459	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1460	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1461	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1462	Repairing and reconditioning of DOL Starter 3 HP
1463	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1464	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1465	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1466	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1467	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1468	Repairing and reconditioning of DOL Starter 2 HP
1469	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1470	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1471	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1472	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1473	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1474	Repairing and reconditioning of DOL Starter 1 HP
1475	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1476	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1477	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1478	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1479	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1480	Attending cable fault with replacing of cable at Headworks infiltration well to Collection sump
1481	PVC Insulated 3 core flat type copper cable-10 sq.mm
1482	Supply and delivery fixing of the following Electrical works:consumable items at the site of work carry out the general maintenance works
1483	Volt meter SR 96 600 V-AC
1484	Ammeter SR 96 5D/5A C.T.operated-AC
1485	LED Outdoor fittings a)30 W LED street light fittings
1486	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 100 AMPS 3 Pole
1487	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 125 AMPS 3 Pole
1488	Supply and delivery fixing of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
1489	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
1490	PVC/HDPE/AC/PSC - Minor Burst
1491	50mm 6 ksc PVC Pipes
1492	63mm 4 ksc PVC Pipes
1493	75mm 4 ksc PVC Pipes
1494	90mm 4 ksc PVC Pipes
1495	110mm 4 ksc PVC Pipes
1496	140mm 4 ksc PVC Pipes
1497	160mm 4 ksc PVC Pipes
1498	63 HDPE PN 6 Pipe
1499	75 HDPE PN 6 Pipe
1500	90 HDPE PN 6 Pipe
1501	110 HDPE PN 6 Pipe
1502	140 HDPE PN 6 Pipe
1503	150mm AC pipe
1504	200mm AC pipe
1505	250mm AC pipe
1506	350mm PSC pipe
1507	400mm PSC pipe
1508	GI - Above GL
1509	125 GI
1510	100 GI
1511	80 GI
1512	65 GI
1513	50 GI
1514	AC/PSC -Supply of MS Pipe with collar
1515	150mm AC pipe
1516	200mm AC pipe
1517	250mm AC pipe
1518	350mm PSC pipe
1519	400mm PSC pipe
1520	PVC/HDPE/AC/PSC - Major Burst
1521	50mm 6 ksc PVC Pipes
1522	63mm 4 ksc PVC Pipes
1523	75mm 4 ksc PVC Pipes
1524	90mm 4 ksc PVC Pipes
1525	110mm 4 ksc PVC Pipes
1526	140mm 4 ksc PVC Pipes
1527	160mm 4 ksc PVC Pipes
1528	63 HDPE PN 6 Pipe
1529	75 HDPE PN 6 Pipe
1530	90 HDPE PN 6 Pipe
1531	110 HDPE PN 6 Pipe
1532	140 HDPE PN 6 Pipe
1533	150mm AC pipe
1534	200mm AC pipe
1535	250mm AC pipe
1536	350mm PSC pipe
1537	400mm PSC pipe
1538	MS - Above GL
1539	350mm MS
1540	400mm MS
1541	MS - Below GL
1542	250mm MS
1543	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
1544	100mm CI Sluice Valve
1545	150mm CI Sluice Valve
1546	50mm DI Single Chamber Air release Valve
1547	80mm DI Single Chamber Air release Valve
1548	100mm DI Single Chamber Air release Valve
1549	Replacement of Gun Metal Gate Valve including required length of GI nipple , Coupling etc complete
1550	50 mm GM Gate valve
1551	80 mm GM Gate valve
1552	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
1553	4.00 LL capacity of Collection sump @ Arankottai HW
1554	4.00 LL capacity of sump @ Sripuranthan BS
1555	2.00 LL capacity of sump @T. Palur BS
1556	0.60 LL capacity of sump @ Sathambadi
1557	0.60 LL capacity of sump @ Karaikurichy
1558	1.00 LL capacity of sump @ Vikkaramangalam BS
1559	0.60 LL capacity of sump @ Keelanatham
1560	0.30 LL capacity of sump @ Gunamangalam
1561	1.00 LL capacity of sump @ Venmankondam
1562	0.30 LL capacity of sump @ Uilliyakudi
1563	0.10 LL capacity of sump @ Periyar Nagar
1564	0.60 LL capacity of sump @ Saveriyarpatty
1565	0.30 LL capacity of sump @ Arulmohzli
1566	0.30 LL capacity of sump @ Cholamadevi
1567	0.30 LL capacity of sump @ Ayeepalayam
1568	0.30 LL capacity of sump @ Kodalikaruppur
1569	0.30 LL capacity of sump @ Anaikudam
1570	0.60LL capacity of sump @ Keela Mickelpatty
1571	1.00 LL capacity of sump @ Kandiyankollai
1572	0.60 LL capacity of sump @ Sundaresapuram
1573	0.60 LL capacity of sump @ Payayankarai
1574	1.00 LL capacity of sump @ Kottiyal
1575	0.60 LL capacity of sump @ Kasankottai
1576	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
1577	For the Year 2026-2027 (From 01.04.2027 to 31.03.2028)
1578	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
1579	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
1580	Repairing and reconditioning of 15.0 HP Submersible Pumpset including all material,labour,etc at
1581	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1582	Transporting the pumpset .
1583	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1584	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1585	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1586	Repairing and reconditioning of 25.0 HP HSC Motor including all material,labour,etc at
1587	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1588	Transportation charges for conveying the motor including loading and unloading charges.
1589	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1590	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1591	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1592	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1593	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1594	Repairing and reconditioning of 50 HP HSC Motor including all material,labour,etc at
1595	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1596	Transportation charges for conveying the motor including loading and unloading charges.
1597	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1598	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1599	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1600	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1601	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1602	Repairing and reconditioning of 25.00 HP HSC Pump including all material,labour,etc at
1603	Charges for removing and Reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1604	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1605	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1606	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1607	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1608	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1609	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1610	Supply and delivery of Driven End and Non Driven End bearings
1611	Repairing and reconditioning of 50 HP HSC Pump including all material,labour,etc at
1612	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1613	Transportation charges for conveying the Pump including loading and unloading charges.
1614	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1615	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1616	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1617	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1618	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1619	Supply and delivery of Driven End and Non Driven End bearings
1620	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc
1621	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1622	Transportation charges for conveying the motor including loading and unloading charges.
1623	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1624	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1625	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1626	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1627	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1628	Repairing and reconditioning of 20 HP HSC Pump including all material,labour,etc
1629	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1630	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1631	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1632	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1633	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1634	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1635	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1636	Supply and delivery of Driven End and Non Driven End bearings
1637	Repairing and reconditioning of 2 HP OW Submersible Pumpset including all material,labour,etc
1638	Transporting the pumpset .
1639	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1640	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1641	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1642	Repairing and reconditioning of 3 HP OW Submersible Pumpset including all material,labour,etc
1643	Transporting the pumpset
1644	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1645	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1646	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1647	Repairing and reconditioning of 10 HP OW Submersible Pumpset including all material,labour,etc
1648	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1649	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1650	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1651	Transporting charges for Submersible pumpset
1652	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1653	Repairing and reconditioning of 1 HP OW Submersible Pumpset including all material,labour,etc
1654	Transporting the pumpset
1655	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1656	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1657	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1658	Repairing and reconditioning of 5 HP OW Submersible Pumpset including all material,labour,etc
1659	Transporting the pumpset
1660	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1661	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1662	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1663	Repairing and reconditioning of 7.5 HP OW Submersible Pumpset including all material,labour,etc
1664	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1665	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1666	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1667	Transporting charges for Submersible pumpset
1668	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1669	Repairing and reconditioning of 20HP OW Submersible Pumpset including all material,labour,etc
1670	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1671	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1672	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1673	Transporting charges for Submersible pumpset
1674	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1675	Repairing and reconditioning of 12.5 HP OW Submersible Pumpset Bore Well
1676	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1677	Transporting the pumpset.
1678	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1679	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1680	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1681	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1682	Repairing and reconditioning of ATS Starter 15.0 HP
1683	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
1684	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1685	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1686	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1687	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1688	Repairing and reconditioning of ATS 30.0 HP
1689	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1690	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1691	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1692	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1693	Supply and Delivery of PLA Safety Relay suitable for the starter
1694	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1695	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1696	Repairing and reconditioning of ATS Starter 50 HP
1697	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1698	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1699	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1700	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1701	Supply and Delivery of PLA Safety Relay suitable for the starter
1702	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1703	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1704	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
1705	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
1706	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1707	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1708	Repairing and reconditioning of ATS Starter 20 HP
1709	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1710	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1711	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1712	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1713	Supply and Delivery of PLA Safety Relay suitable for the starter
1714	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1715	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1716	Repairing and reconditioning of ATS Starter 25 HP
1717	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
1718	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1719	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1720	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1721	Supply and Delivery of PLA Safety Relay suitable for the starter
1722	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1723	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1724	Repairing and reconditioning of Star-delta Starter 10 HP
1725	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1726	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1727	Supply and Delivery of PLA Safety Relay suitable for the starter
1728	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1729	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1730	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1731	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1732	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1733	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1734	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1735	Repairing and reconditioning of Star-delta Starter 20 HP
1736	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1737	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1738	Supply and Delivery of PLA Safety Relay suitable for the starter
1739	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1740	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1741	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1742	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1743	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1744	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1745	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1746	Repairing and reconditioning of Star-delta Starter 12.5HP
1747	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1748	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1749	Supply and Delivery of PLA Safety Relay suitable for the starter
1750	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1751	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1752	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1753	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1754	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1755	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1756	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1757	Repairing and reconditioning of Star-delta Starter 7.5HP
1758	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
1759	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1760	Supply and Delivery of PLA Safety Relay suitable for the starter
1761	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
1762	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
1763	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1764	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
1765	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
1766	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
1767	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1768	Repairing and reconditioning of DOL Starter 5 HP
1769	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1770	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1771	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1772	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1773	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1774	Repairing and reconditioning of DOL Starter 3 HP
1775	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1776	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1777	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1778	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1779	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1780	Repairing and reconditioning of DOL Starter 2 HP
1781	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1782	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1783	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1784	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1785	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1786	Repairing and reconditioning of DOL Starter 1 HP
1787	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
1788	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
1789	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1790	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
1791	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
1792	Attending cable fault with replacing of cable at Headworks infiltration well to Collection sump
1793	PVC Insulated 3 core flat type copper cable-10 sq.mm
1794	Supply and delivery fixing of the following Electrical works:consumable items at the site of work carry out the general maintenance works
1795	Volt meter SR 96 600 V-AC
1796	Ammeter SR 96 5D/5A C.T.operated-AC
1797	LED Outdoor fittings a)30 W LED street light fittings
1798	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 100 AMPS 3 Pole
1799	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 125 AMPS 3 Pole
1800	Supply and delivery fixing of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI markingTWAD SR 2022-23/P.205
1801	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
1802	PVC/HDPE/AC/PSC - Minor Burst
1803	50mm 6 ksc PVC Pipes
1804	63mm 4 ksc PVC Pipes
1805	75mm 4 ksc PVC Pipes
1806	90mm 4 ksc PVC Pipes
1807	110mm 4 ksc PVC Pipes
1808	140mm 4 ksc PVC Pipes
1809	160mm 4 ksc PVC Pipes
1810	63 HDPE PN 6 Pipe
1811	75 HDPE PN 6 Pipe
1812	90 HDPE PN 6 Pipe
1813	110 HDPE PN 6 Pipe
1814	140 HDPE PN 6 Pipe
1815	150mm AC pipe
1816	200mm AC pipe
1817	250mm AC pipe
1818	350mm PSC pipe
1819	400mm PSC pipe
1820	GI - Above GL
1821	125 GI
1822	100 GI
1823	80 GI
1824	65 GI
1825	50 GI
1826	AC/PSC -Supply of MS Pipe with collar
1827	150mm AC pipe
1828	200mm AC pipe
1829	250mm AC pipe
1830	350mm PSC pipe
1831	400mm PSC pipe
1832	PVC/HDPE/AC/PSC - Major Burst
1833	50mm 6 ksc PVC Pipes
1834	63mm 4 ksc PVC Pipes
1835	75mm 4 ksc PVC Pipes
1836	90mm 4 ksc PVC Pipes
1837	110mm 4 ksc PVC Pipes
1838	140mm 4 ksc PVC Pipes
1839	160mm 4 ksc PVC Pipes
1840	63 HDPE PN 6 Pipe
1841	75 HDPE PN 6 Pipe
1842	90 HDPE PN 6 Pipe
1843	110 HDPE PN 6 Pipe
1844	140 HDPE PN 6 Pipe
1845	150mm AC pipe
1846	200mm AC pipe
1847	250mm AC pipe
1848	350mm PSC pipe
1849	400mm PSC pipe
1850	MS - Above GL
1851	350mm MS
1852	400mm MS
1853	MS - Below GL
1854	250mm MS
1855	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
1856	100mm CI Sluice Valve
1857	150mm CI Sluice Valve
1858	50mm DI Single Chamber Air release Valve
1859	80mm DI Single Chamber Air release Valve
1860	100mm DI Single Chamber Air release Valve
1861	Replacement of Gun Metal Gate Valve including required length of GI nipple , Coupling etc complete
1862	50 mm GM Gate valve
1863	80 mm GM Gate valve
1864	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
1865	4.00 LL capacity of Collection sump @ Arankottai HW
1866	4.00 LL capacity of sump @ Sripuranthan BS
1867	2.00 LL capacity of sump @T. Palur BS
1868	0.60 LL capacity of sump @ Sathambadi
1869	0.60 LL capacity of sump @ Karaikurichy
1870	1.00 LL capacity of sump @ Vikkaramangalam BS
1871	0.60 LL capacity of sump @ Keelanatham
1872	0.30 LL capacity of sump @ Gunamangalam
1873	1.00 LL capacity of sump @ Venmankondam
1874	0.30 LL capacity of sump @ Uilliyakudi
1875	0.10 LL capacity of sump @ Periyar Nagar
1876	0.60 LL capacity of sump @ Saveriyarpatty
1877	0.30 LL capacity of sump @ Arulmohzli
1878	0.30 LL capacity of sump @ Cholamadevi
1879	0.30 LL capacity of sump @ Ayeepalayam
1880	0.30 LL capacity of sump @ Kodalikaruppur
1881	0.30 LL capacity of sump @ Anaikudam
1882	0.60LL capacity of sump @ Keela Mickelpatty
1883	1.00 LL capacity of sump @ Kandiyankollai
1884	0.60 LL capacity of sump @ Sundaresapuram
1885	0.60 LL capacity of sump @ Payayankarai
1886	1.00 LL capacity of sump @ Kottiyal
1887	0.60 LL capacity of sump @ Kasankottai
1888	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
1889	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
1890	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
1891	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
1892	Repairing and reconditioning of 15.0 HP Submersible Pumpset including all material,labour,etc at
1893	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1894	Transporting the pumpset .
1895	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1896	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1897	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1898	Repairing and reconditioning of 25.0 HP HSC Motor including all material,labour,etc at
1899	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1900	Transportation charges for conveying the motor including loading and unloading charges.
1901	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1902	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1903	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1904	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1905	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1906	Repairing and reconditioning of 50 HP HSC Motor including all material,labour,etc at
1907	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1908	Transportation charges for conveying the motor including loading and unloading charges.
1909	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1910	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1911	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1912	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1913	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1914	Repairing and reconditioning of 25.00 HP HSC Pump including all material,labour,etc at
1915	Charges for removing and Reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1916	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1917	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1918	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1919	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1920	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1921	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1922	Supply and delivery of Driven End and Non Driven End bearings
1923	Repairing and reconditioning of 50 HP HSC Pump including all material,labour,etc at
1924	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1925	Transportation charges for conveying the Pump including loading and unloading charges.
1926	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1927	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1928	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1929	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1930	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1931	Supply and delivery of Driven End and Non Driven End bearings
1932	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc
1933	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
1934	Transportation charges for conveying the motor including loading and unloading charges.
1935	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
1936	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
1937	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
1938	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
1939	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
1940	Repairing and reconditioning of 20 HP HSC Pump including all material,labour,etc
1941	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
1942	Transportation charges for conveying the Pump assembly including loading and unloading charges.
1943	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
1944	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
1945	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
1946	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
1947	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
1948	Supply and delivery of Driven End and Non Driven End bearings
1949	Repairing and reconditioning of 2 HP OW Submersible Pumpset including all material,labour,etc
1950	Transporting the pumpset .
1951	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1952	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1953	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1954	Repairing and reconditioning of 3 HP OW Submersible Pumpset including all material,labour,etc
1955	Transporting the pumpset
1956	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1957	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1958	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1959	Repairing and reconditioning of 10 HP OW Submersible Pumpset including all material,labour,etc
1960	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1961	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1962	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1963	Transporting charges for Submersible pumpset
1964	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1965	Repairing and reconditioning of 1 HP OW Submersible Pumpset including all material,labour,etc
1966	Transporting the pumpset
1967	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1968	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1969	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1970	Repairing and reconditioning of 5 HP OW Submersible Pumpset including all material,labour,etc
1971	Transporting the pumpset
1972	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1973	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1974	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1975	Repairing and reconditioning of 7.5 HP OW Submersible Pumpset including all material,labour,etc
1976	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1977	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1978	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1979	Transporting charges for Submersible pumpset
1980	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1981	Repairing and reconditioning of 20HP OW Submersible Pumpset including all material,labour,etc
1982	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1983	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1984	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1985	Transporting charges for Submersible pumpset
1986	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1987	Repairing and reconditioning of 12.5 HP OW Submersible Pumpset Bore Well
1988	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
1989	Transporting the pumpset.
1990	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
1991	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
1992	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
1993	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
1994	Repairing and reconditioning of ATS Starter 15.0 HP
1995	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
1996	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
1997	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
1998	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
1999	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2000	Repairing and reconditioning of ATS 30.0 HP
2001	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2002	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2003	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2004	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2005	Supply and Delivery of PLA Safety Relay suitable for the starter
2006	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2007	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2008	Repairing and reconditioning of ATS Starter 50 HP
2009	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2010	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2011	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2012	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2013	Supply and Delivery of PLA Safety Relay suitable for the starter
2014	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2015	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2016	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
2017	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
2018	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2019	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2020	Repairing and reconditioning of ATS Starter 20 HP
2021	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2022	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2023	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2024	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2025	Supply and Delivery of PLA Safety Relay suitable for the starter
2026	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2027	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2028	Repairing and reconditioning of ATS Starter 25 HP
2029	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2030	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2031	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2032	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2033	Supply and Delivery of PLA Safety Relay suitable for the starter
2034	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2035	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2036	Repairing and reconditioning of Star-delta Starter 10 HP
2037	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2038	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2039	Supply and Delivery of PLA Safety Relay suitable for the starter
2040	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2041	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2042	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2043	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2044	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2045	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2046	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2047	Repairing and reconditioning of Star-delta Starter 20 HP
2048	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2049	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2050	Supply and Delivery of PLA Safety Relay suitable for the starter
2051	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2052	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2053	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2054	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2055	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2056	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2057	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2058	Repairing and reconditioning of Star-delta Starter 12.5HP
2059	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2060	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2061	Supply and Delivery of PLA Safety Relay suitable for the starter
2062	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2063	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2064	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2065	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2066	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2067	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2068	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2069	Repairing and reconditioning of Star-delta Starter 7.5HP
2070	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2071	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2072	Supply and Delivery of PLA Safety Relay suitable for the starter
2073	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2074	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2075	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2076	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2077	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2078	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2079	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2080	Repairing and reconditioning of DOL Starter 5 HP
2081	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2082	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2083	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2084	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2085	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2086	Repairing and reconditioning of DOL Starter 3 HP
2087	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2088	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2089	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2090	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2091	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2092	Repairing and reconditioning of DOL Starter 2 HP
2093	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2094	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2095	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2096	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2097	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2098	Repairing and reconditioning of DOL Starter 1 HP
2099	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2100	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2101	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2102	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2103	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2104	Attending cable fault with replacing of cable at Headworks infiltration well to Collection sump
2105	PVC Insulated 3 core flat type copper cable-10 sq.mm
2106	Supply and delivery fixing of the following Electrical works:consumable items at the site of work carry out the general maintenance works
2107	Volt meter SR 96 600 V-AC
2108	Ammeter SR 96 5D/5A C.T.operated-AC
2109	LED Outdoor fittings a)30 W LED street light fittings
2110	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 100 AMPS 3 Pole
2111	Supply and delivery fixing of Moulded case circuit breaker (MCCB) with thermo magneticRelease 125 AMPS 3 Pole
2112	Supply and delivery fixing of Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2113	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2114	PVC/HDPE/AC/PSC - Minor Burst
2115	50mm 6 ksc PVC Pipes
2116	63mm 4 ksc PVC Pipes
2117	75mm 4 ksc PVC Pipes
2118	90mm 4 ksc PVC Pipes
2119	110mm 4 ksc PVC Pipes
2120	140mm 4 ksc PVC Pipes
2121	160mm 4 ksc PVC Pipes
2122	63 HDPE PN 6 Pipe
2123	75 HDPE PN 6 Pipe
2124	90 HDPE PN 6 Pipe
2125	110 HDPE PN 6 Pipe
2126	140 HDPE PN 6 Pipe
2127	150mm AC pipe
2128	200mm AC pipe
2129	250mm AC pipe
2130	350mm PSC pipe
2131	400mm PSC pipe
2132	GI - Above GL
2133	125 GI
2134	100 GI
2135	80 GI
2136	65 GI
2137	50 GI
2138	AC/PSC -Supply of MS Pipe with collar
2139	150mm AC pipe
2140	200mm AC pipe
2141	250mm AC pipe
2142	350mm PSC pipe
2143	400mm PSC pipe
2144	PVC/HDPE/AC/PSC - Major Burst
2145	50mm 6 ksc PVC Pipes
2146	63mm 4 ksc PVC Pipes
2147	75mm 4 ksc PVC Pipes
2148	90mm 4 ksc PVC Pipes
2149	110mm 4 ksc PVC Pipes
2150	140mm 4 ksc PVC Pipes
2151	160mm 4 ksc PVC Pipes
2152	63 HDPE PN 6 Pipe
2153	75 HDPE PN 6 Pipe
2154	90 HDPE PN 6 Pipe
2155	110 HDPE PN 6 Pipe
2156	140 HDPE PN 6 Pipe
2157	150mm AC pipe
2158	200mm AC pipe
2159	250mm AC pipe
2160	350mm PSC pipe
2161	400mm PSC pipe
2162	MS - Above GL
2163	350mm MS
2164	400mm MS
2165	MS - Below GL
2166	250mm MS
2167	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
2168	100mm CI Sluice Valve
2169	150mm CI Sluice Valve
2170	50mm DI Single Chamber Air release Valve
2171	80mm DI Single Chamber Air release Valve
2172	100mm DI Single Chamber Air release Valve
2173	Replacement of Gun Metal Gate Valve including required length of GI nipple , Coupling etc complete
2174	50 mm GM Gate valve
2175	80 mm GM Gate valve
2176	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2177	4.00 LL capacity of Collection sump @ Arankottai HW
2178	4.00 LL capacity of sump @ Sripuranthan BS
2179	2.00 LL capacity of sump @T. Palur BS
2180	0.60 LL capacity of sump @ Sathambadi
2181	0.60 LL capacity of sump @ Karaikurichy
2182	1.00 LL capacity of sump @ Vikkaramangalam BS
2183	0.60 LL capacity of sump @ Keelanatham
2184	0.30 LL capacity of sump @ Gunamangalam
2185	1.00 LL capacity of sump @ Venmankondam
2186	0.30 LL capacity of sump @ Uilliyakudi
2187	0.10 LL capacity of sump @ Periyar Nagar
2188	0.60 LL capacity of sump @ Saveriyarpatty
2189	0.30 LL capacity of sump @ Arulmohzli
2190	0.30 LL capacity of sump @ Cholamadevi
2191	0.30 LL capacity of sump @ Ayeepalayam
2192	0.30 LL capacity of sump @ Kodalikaruppur
2193	0.30 LL capacity of sump @ Anaikudam
2194	0.60LL capacity of sump @ Keela Mickelpatty
2195	1.00 LL capacity of sump @ Kandiyankollai
2196	0.60 LL capacity of sump @ Sundaresapuram
2197	0.60 LL capacity of sump @ Payayankarai
2198	1.00 LL capacity of sump @ Kottiyal
2199	0.60 LL capacity of sump @ Kasankottai
2200	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
2201	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
2202	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2203	Sump Cleaning
2204	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries, materials, labour, all incidental chargs, application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2205	40000 Lt capacity of sundakudi sump
2206	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2207	150mm AC CL 15 Pipes
2208	200mm AC CL 15 Pipes
2209	250mm AC CL 15 Pipes
2210	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2211	50 mm 6 ksc PVC Pipes
2212	63mm 4 ksc PVC Pipes
2213	75mm 4 ksc PVC Pipes
2214	90 mm 4 ksc PVC Pipes
2215	140mm 4 ksc PVC Pipes
2216	225mm 4 KSC PVC Pipes
2217	150mm AC CL 15 Pipes
2218	200mm AC CL 15 Pipes
2219	250mm AC CL 15 Pipes
2220	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2221	50 mm 6 ksc PVC Pipes
2222	63mm 4 ksc PVC Pipes
2223	75mm 4 ksc PVC Pipes
2224	90 mm 4 ksc PVC Pipes
2225	140mm 4 ksc PVC Pipes
2226	225mm 4 KSC PVC Pipes
2227	150mm AC CL 15 Pipes
2228	200mm AC CL 15 Pipes
2229	250mm AC CL 15 Pipes
2230	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2231	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset
2232	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2233	Transporting the pumpset from Pump House to work shop.
2234	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2235	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2236	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2237	Repairing and reconditioning of Pump for 7.50 HP Centrifugal Pumpset-Sump at sundakudi 1 No
2238	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2239	Transporting the pumpset.
2240	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2241	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2242	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2243	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2244	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2245	Repairing and reconditioning of Pump for 12.50 HP Submersible Pumpset bore well
2246	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2247	Transporting the pumpset.
2248	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2249	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2250	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2251	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2252	Repairing of Starter ATS 30 HP
2253	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2254	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2255	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2256	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2257	Supply and Delivery of PLA Safety Relay suitable for the starter
2258	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2259	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2260	Repairing of Starter Star & Delta 12.5 HP
2261	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2262	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2263	Supply and Delivery of PLA Safety Relay suitable for the starter
2264	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2265	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2266	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2267	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2268	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2269	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2270	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2271	Repairing of Starter Star & Delta 7.50 HP
2272	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2273	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2274	Supply and Delivery of PLA Safety Relay suitable for the starter
2275	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2276	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2277	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2278	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2279	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2280	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2281	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2282	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2283	Supply and delivery of the following Electrical works:consumable items
2284	Volt meter SR 96 600 V-AC
2285	Ammeter SR 96 5D/5A C.T.operated-AC
2286	LED Outdoor fittings a)30 W LED street light fittings
2287	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2288	Supply and delivery of DI Single Chamber Air release ValveTWAD
2289	DI Single Chamber Air release Valve 80mm for 250mm Pipe
2290	DI Single Chamber Air release Valve 50mm for 200mm Pipe
2291	Single Air CI valve 25mm
2292	Supply of Flow control valve 40mm (1LPM to 400 LPM adjustable type arragements)
2293	Flow control Valve
2294	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
2295	150mm Sluice Valve
2296	Supply and delivery of GM gate valve and as per IS BS5154
2297	50mm GM Valve
2298	Repair and Reconditioning of the Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
2299	Repairing 80mm Air Valve
2300	Repairing 50mm Air Valve
2301	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
2302	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
2303	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2304	Sump Cleaning
2305	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries, materials, labour, all incidental chargs, application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2306	40000 Lt capacity of sundakudi sump
2307	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2308	150mm AC CL 15 Pipes
2309	200mm AC CL 15 Pipes
2310	250mm AC CL 15 Pipes
2311	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2312	50 mm 6 ksc PVC Pipes
2313	63mm 4 ksc PVC Pipes
2314	75mm 4 ksc PVC Pipes
2315	90 mm 4 ksc PVC Pipes
2316	140mm 4 ksc PVC Pipes
2317	225mm 4 KSC PVC Pipes
2318	150mm AC CL 15 Pipes
2319	200mm AC CL 15 Pipes
2320	250mm AC CL 15 Pipes
2321	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2322	50 mm 6 ksc PVC Pipes
2323	63mm 4 ksc PVC Pipes
2324	75mm 4 ksc PVC Pipes
2325	90 mm 4 ksc PVC Pipes
2326	140mm 4 ksc PVC Pipes
2327	225mm 4 KSC PVC Pipes
2328	150mm AC CL 15 Pipes
2329	200mm AC CL 15 Pipes
2330	250mm AC CL 15 Pipes
2331	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2332	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset
2333	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2334	Transporting the pumpset from Pump House to work shop.
2335	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2336	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2337	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2338	Repairing and reconditioning of Pump for 7.50 HP Centrifugal Pumpset-Sump at sundakudi 1 No
2339	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2340	Transporting the pumpset.
2341	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2342	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2343	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2344	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2345	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2346	Repairing and reconditioning of Pump for 12.50 HP Submersible Pumpset bore well
2347	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2348	Transporting the pumpset.
2349	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2350	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2351	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2352	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2353	Repairing of Starter ATS 30 HP
2354	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2355	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2356	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2357	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2358	Supply and Delivery of PLA Safety Relay suitable for the starter
2359	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2360	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2361	Repairing of Starter Star & Delta 12.5 HP
2362	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2363	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2364	Supply and Delivery of PLA Safety Relay suitable for the starter
2365	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2366	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2367	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2368	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2369	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2370	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2371	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2372	Repairing of Starter Star & Delta 7.50 HP
2373	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2374	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2375	Supply and Delivery of PLA Safety Relay suitable for the starter
2376	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2377	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2378	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2379	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2380	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2381	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2382	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2383	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2384	Supply and delivery of the following Electrical works:consumable items
2385	Volt meter SR 96 600 V-AC
2386	Ammeter SR 96 5D/5A C.T.operated-AC
2387	LED Outdoor fittings a)30 W LED street light fittings PWD
2388	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2389	Supply and delivery of DI Single Chamber Air release Valve
2390	DI Single Chamber Air release Valve 80mm for 250mm Pipe
2391	DI Single Chamber Air release Valve 50mm for 200mm Pipe
2392	Single Air CI valve 25mm
2393	Supply of Flow control valve 40mm (1LPM to 400 LPM adjustable type arragements)
2394	Flow control Valve
2395	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
2396	150mm Sluice Valve
2397	Supply and delivery of GM gate valve and as per IS BS5154
2398	50mm GM Valve
2399	Repair and Reconditioning of the Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
2400	Repairing 80mm Air Valve
2401	Repairing 50mm Air Valve
2402	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
2403	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
2404	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2405	Sump Cleaning
2406	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries, materials, labour, all incidental chargs, application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2407	40000 Lt capacity of sundakudi sump
2408	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2409	150mm AC CL 15 Pipes
2410	200mm AC CL 15 Pipes
2411	250mm AC CL 15 Pipes
2412	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2413	50 mm 6 ksc PVC Pipes
2414	63mm 4 ksc PVC Pipes
2415	75mm 4 ksc PVC Pipes
2416	90 mm 4 ksc PVC Pipes
2417	140mm 4 ksc PVC Pipes
2418	225mm 4 KSC PVC Pipes
2419	150mm AC CL 15 Pipes
2420	200mm AC CL 15 Pipes
2421	250mm AC CL 15 Pipes
2422	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2423	50 mm 6 ksc PVC Pipes
2424	63mm 4 ksc PVC Pipes
2425	75mm 4 ksc PVC Pipes
2426	90 mm 4 ksc PVC Pipes
2427	140mm 4 ksc PVC Pipes
2428	225mm 4 KSC PVC Pipes
2429	150mm AC CL 15 Pipes
2430	200mm AC CL 15 Pipes
2431	250mm AC CL 15 Pipes
2432	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2433	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset
2434	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2435	Transporting the pumpset from Pump House to work shop.
2436	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2437	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2438	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2439	Repairing and reconditioning of Pump for 7.50 HP Centrifugal Pumpset-Sump at sundakudi 1 No
2440	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2441	Transporting the pumpset.
2442	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2443	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2444	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2445	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2446	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2447	Repairing and reconditioning of Pump for 12.50 HP Submersible Pumpset bore well
2448	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2449	Transporting the pumpset.
2450	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2451	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2452	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2453	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2454	Repairing of Starter ATS 30 HP
2455	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2456	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2457	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2458	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2459	Supply and Delivery of PLA Safety Relay suitable for the starter
2460	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2461	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2462	Repairing of Starter Star & Delta 12.5 HP
2463	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2464	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2465	Supply and Delivery of PLA Safety Relay suitable for the starter
2466	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2467	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2468	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2469	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2470	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2471	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2472	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2473	Repairing of Starter Star & Delta 7.50 HP
2474	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2475	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2476	Supply and Delivery of PLA Safety Relay suitable for the starter
2477	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2478	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2479	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2480	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2481	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2482	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2483	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2484	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2485	Supply and delivery of the following Electrical works:consumable items
2486	Volt meter SR 96 600 V-AC
2487	Ammeter SR 96 5D/5A C.T.operated-AC
2488	LED Outdoor fittings a)30 W LED street light fittings
2489	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2490	Supply and delivery of DI Single Chamber Air release Valve
2491	DI Single Chamber Air release Valve 80mm for 250mm Pipe
2492	DI Single Chamber Air release Valve 50mm for 200mm Pipe
2493	Single Air CI valve 25mm
2494	Supply of Flow control valve 40mm (1LPM to 400 LPM adjustable type arragements)
2495	Flow control Valve
2496	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
2497	150mm Sluice Valve
2498	Supply and delivery of GM gate valve and as per IS BS5154
2499	50mm GM Valve
2500	Repair and Reconditioning of the Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
2501	Repairing 80mm Air Valve
2502	Repairing 50mm Air Valve
2503	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
2504	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
2505	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2506	Leak and Burst works
2507	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2508	200mm AC CL 15 Pipes
2509	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2510	50 mm 6 ksc PVC Pipes
2511	63mm 4 ksc PVC Pipes
2512	75mm 4 ksc PVC Pipes
2513	90mm 4 ksc PVC Pipes
2514	110mm 4Ksc PVC Pipes
2515	140mm 4 ksc PVC Pipes
2516	200mm AC CL 15 Pipes
2517	63mm HDPE PN6
2518	75mm HDPE PN6
2519	90mm HDPE PN6
2520	110mm HDPE PN6
2521	140mm HDPE PN6
2522	200mm HDPE PN6
2523	200mm HDPE PN8
2524	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2525	50 mm 6 ksc PVC Pipes
2526	63mm 4 ksc PVC Pipes
2527	75mm 4 ksc PVC Pipes
2528	90mm 4 ksc PVC Pipes
2529	110mm 4Ksc PVC Pipes
2530	140mm 4 ksc PVC Pipes
2531	200mm AC CL 15 Pipes
2532	63mm HDPE PN6
2533	75mm HDPE PN6
2534	90mm HDPE PN6
2535	110mm HDPE PN6
2536	140mm HDPE PN6
2537	200mm HDPE PN6
2538	200mm HDPE PN8
2539	Attending in the GI pipe leak above GL of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.
2540	50mm GI Pipe
2541	65mm GI Pipe
2542	80mm GI Pipe
2543	100mm GI Pipe
2544	Repairs & Renewals
2545	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2546	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset including all material,labour,etc
2547	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2548	Transporting the pumpset from Pump House to work shop.
2549	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2550	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2551	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2552	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2553	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2554	Repairing and reconditioning of Pump for12.50 HP Submersible Pumpset 1No
2555	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2556	Transporting the pumpset from Pump House to work shop.
2557	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2558	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2559	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2560	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2561	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2562	Repairing and reconditioning of Pump for 1 HP Monoblock Pumpset-SP at Kovilur -1 No
2563	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2564	Transporting the pumpset from the Pumping Station to work shop.
2565	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2566	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2567	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2568	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2569	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2570	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
2571	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
2572	Repair of Starter ATS 30 HP
2573	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2574	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
2575	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2576	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2577	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2578	Supply and Delivery of PLA Safety Relay suitable for the starter
2579	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2580	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2581	Repair of Starter Star Delta 12.5 HP
2582	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2583	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2584	Supply and Delivery of PLA Safety Relay suitable for the starter
2585	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2586	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2587	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2588	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2589	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2590	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2591	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2592	Repair of Starter DOL 1 HP
2593	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2594	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2595	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2596	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2597	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2598	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2599	Supply and delivery of the following Electrical works:consumable items
2600	Volt meter SR 96 600 V-AC
2601	Ammeter SR 96 5D/5A C.T.operated-AC
2602	LED Outdoor fittings a)30 W LED street light fittings
2603	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2604	Sump Cleaning
2605	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2606	1.00 LL capacity of Kovilur stand post
2607	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
2608	50,000 LPH
2609	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
2610	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2611	Leak and Burst works
2612	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2613	200mm AC CL 15 Pipes
2614	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2615	50 mm 6 ksc PVC Pipes
2616	63mm 4 ksc PVC Pipes
2617	75mm 4 ksc PVC Pipes
2618	90mm 4 ksc PVC Pipes
2619	110mm 4Ksc PVC Pipes
2620	140mm 4 ksc PVC Pipes
2621	200mm AC CL 15 Pipes
2622	63mm HDPE PN6
2623	75mm HDPE PN6
2624	90mm HDPE PN6
2625	110mm HDPE PN6
2626	140mm HDPE PN6
2627	200mm HDPE PN6
2628	200mm HDPE PN8
2629	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2630	50 mm 6 ksc PVC Pipes
2631	63mm 4 ksc PVC Pipes
2632	75mm 4 ksc PVC Pipes
2633	90mm 4 ksc PVC Pipes
2634	110mm 4Ksc PVC Pipes
2635	140mm 4 ksc PVC Pipes
2636	200mm AC CL 15 Pipes
2637	63mm HDPE PN6
2638	75mm HDPE PN6
2639	90mm HDPE PN6
2640	110mm HDPE PN6
2641	140mm HDPE PN6
2642	200mm HDPE PN6
2643	200mm HDPE PN8
2644	Attending in the GI pipe leak above GL of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.
2645	50mm GI Pipe
2646	65mm GI Pipe
2647	80mm GI Pipe
2648	100mm GI Pipe
2649	Repairs & Renewals
2650	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2651	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset including all material,labour,etc
2652	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2653	Transporting the pumpset from Pump House to work shop.
2654	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2655	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2656	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2657	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2658	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2659	Repairing and reconditioning of Pump for12.50 HP Submersible Pumpset 1No
2660	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2661	Transporting the pumpset from Pump House to work shop.
2662	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2663	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2664	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2665	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2666	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2667	Repairing and reconditioning of Pump for 1 HP Monoblock Pumpset-SP at Kovilur -1 No
2668	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2669	Transporting the pumpset from the Pumping Station to work shop.
2670	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2671	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2672	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2673	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2674	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2675	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
2676	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
2677	Repair of Starter ATS 30 HP
2678	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2679	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
2680	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2681	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2682	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2683	Supply and Delivery of PLA Safety Relay suitable for the starter
2684	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2685	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2686	Repair of Starter Star Delta 12.5 HP
2687	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2688	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2689	Supply and Delivery of PLA Safety Relay suitable for the starter
2690	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2691	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2692	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2693	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2694	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2695	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2696	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2697	Repair of Starter DOL 1 HP
2698	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2699	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2700	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2701	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2702	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2703	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2704	Supply and delivery of the following Electrical works:consumable items
2705	Volt meter SR 96 600 V-AC
2706	Ammeter SR 96 5D/5A C.T.operated-AC
2707	LED Outdoor fittings a)30 W LED street light fittings
2708	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2709	Sump Cleaning
2710	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2711	1.00 LL capacity of Kovilur stand post
2712	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
2713	50,000 LPH
2714	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
2715	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2716	Leak and Burst works
2717	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2718	200mm AC CL 15 Pipes
2719	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2720	50 mm 6 ksc PVC Pipes
2721	63mm 4 ksc PVC Pipes
2722	75mm 4 ksc PVC Pipes
2723	90mm 4 ksc PVC Pipes
2724	110mm 4Ksc PVC Pipes
2725	140mm 4 ksc PVC Pipes
2726	200mm AC CL 15 Pipes
2727	63mm HDPE PN6
2728	75mm HDPE PN6
2729	90mm HDPE PN6
2730	110mm HDPE PN6
2731	140mm HDPE PN6
2732	200mm HDPE PN6
2733	200mm HDPE PN8
2734	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2735	50 mm 6 ksc PVC Pipes
2736	63mm 4 ksc PVC Pipes
2737	75mm 4 ksc PVC Pipes
2738	90mm 4 ksc PVC Pipes
2739	110mm 4Ksc PVC Pipes
2740	140mm 4 ksc PVC Pipes
2741	200mm AC CL 15 Pipes
2742	63mm HDPE PN6
2743	75mm HDPE PN6
2744	90mm HDPE PN6
2745	110mm HDPE PN6
2746	140mm HDPE PN6
2747	200mm HDPE PN6
2748	200mm HDPE PN8
2749	Attending in the GI pipe leak above GL of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.
2750	50mm GI Pipe
2751	65mm GI Pipe
2752	80mm GI Pipe
2753	100mm GI Pipe
2754	Repairs & Renewals
2755	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2756	Repairing and reconditioning of Pump for 30 HP Submersible Pumpset including all material,labour,etc
2757	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2758	Transporting the pumpset from Pump House to work shop.
2759	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2760	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2761	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2762	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2763	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2764	Repairing and reconditioning of Pump for12.50 HP Submersible Pumpset 1No
2765	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2766	Transporting the pumpset from Pump House to work shop.
2767	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2768	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2769	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2770	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
2771	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2772	Repairing and reconditioning of Pump for 1 HP Monoblock Pumpset-SP at Kovilur -1 No
2773	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
2774	Transporting the pumpset from the Pumping Station to work shop.
2775	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
2776	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
2777	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2778	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
2779	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
2780	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
2781	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
2782	Repair of Starter ATS 30 HP
2783	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2784	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
2785	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2786	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2787	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2788	Supply and Delivery of PLA Safety Relay suitable for the starter
2789	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2790	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2791	Repair of Starter Star Delta 12.5 HP
2792	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2793	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2794	Supply and Delivery of PLA Safety Relay suitable for the starter
2795	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2796	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2797	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2798	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2799	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2800	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2801	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2802	Repair of Starter DOL 1 HP
2803	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
2804	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2805	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2806	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
2807	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2808	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2809	Supply and delivery of the following Electrical works:consumable items
2810	Volt meter SR 96 600 V-AC
2811	Ammeter SR 96 5D/5A C.T.operated-AC
2812	LED Outdoor fittings a)30 W LED street light fittings
2813	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2814	Sump Cleaning
2815	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2816	1.00 LL capacity of Kovilur stand post
2817	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
2818	50,000 LPH
2819	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
2820	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2821	Leak and Burst works
2822	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2823	300mm AC CL15 pipe
2824	350mm PSC pipe
2825	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2826	300mm AC CL 15 pipe
2827	350mm PSC pipe
2828	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2829	150mm CI Pipe
2830	300mm AC CL 15 Pipe
2831	350mm PSC pipe
2832	Repairs & Renewals
2833	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2834	Repairing and reconditioning of 40 HP HSC Motor including all material,labour,etc at Kodalikaruppur HW
2835	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
2836	Transportation charges for conveying the motor including loading and unloading charges.
2837	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
2838	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
2839	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
2840	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
2841	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2842	Repairing and reconditioning of 40 HP HSC Pump including all material,labour,etc at Kodalikaruppur HW
2843	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
2844	Transportation charges for conveying the Pump assembly including loading and unloading charges.
2845	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
2846	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
2847	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
2848	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
2849	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
2850	Supply and delivery of Driven End and Non Driven End bearings
2851	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2852	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
2853	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
2854	Transportation charges for conveying the motor including loading and unloading charges.
2855	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
2856	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
2857	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
2858	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
2859	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2860	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
2861	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
2862	Transportation charges for conveying the Pump assembly including loading and unloading charges.
2863	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
2864	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
2865	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
2866	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
2867	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
2868	Supply and delivery of Driven End and Non Driven End bearings
2869	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2870	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc at Infiltration Well
2871	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2872	Transporting the pumpset.
2873	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2874	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2875	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2876	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2877	Repair of Starter ATS 40 HP
2878	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2879	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2880	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2881	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2882	Supply and Delivery of PLA Safety Relay suitable for the starter
2883	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2884	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2885	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2886	Repair of Starter Star & Delta 12.50 HP
2887	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2888	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2889	Supply and Delivery of PLA Safety Relay suitable for the starter
2890	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2891	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2892	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2893	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2894	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2895	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2896	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2897	Supply and delivery of the following Electrical works:consumable items
2898	Volt meter SR 96 600 V-AC
2899	Ammeter SR 96 5D/5A C.T.operated-AC
2900	LED Outdoor fittings a)30 W LED street light fitting
2901	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
2902	Supply and delivery of fully automatic air break ATS starter 60HP as per IS8544 PART IV etc complete as directed/
2903	Supply and delivery of fully automatic air break ATS starter 40HP as per IS8544 PART IV etc complete as directed/TWAD SR 2025-26
2904	Supply and delivery of MCCB for following capacity
2905	400 Amp 3 Pole for incoming including Terminal rotary handle
2906	250 Amp 3 Pole for 40 HP Pump set Head work & Booster including Terminal rotary handle
2907	100 Amp 3 Pole for 12.5 HP Pump set including Terminal rotary handle
2908	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
2909	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
2910	50mm Dia GI Pipe
2911	Sump Cleaning
2912	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
2913	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
2914	3.00 LL capacity of sump @ Anaikudam BS
2915	300mm AC CL15 pipe
2916	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
2917	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
2918	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
2919	Leak and Burst works
2920	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2921	300mm AC CL15 pipe
2922	350mm PSC pipe
2923	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2924	300mm AC CL 15 pipe
2925	350mm PSC pipe
2926	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
2927	150mm CI Pipe
2928	300mm AC CL 15 Pipe
2929	350mm PSC pipe
2930	Repairs & Renewals
2931	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
2932	Repairing and reconditioning of 40 HP HSC Motor including all material,labour,etc at Kodalikaruppur HW
2933	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
2934	Transportation charges for conveying the motor including loading and unloading charges.
2935	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
2936	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
2937	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
2938	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
2939	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2940	Repairing and reconditioning of 40 HP HSC Pump including all material,labour,etc at Kodalikaruppur HW
2941	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
2942	Transportation charges for conveying the Pump assembly including loading and unloading charges.
2943	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
2944	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
2945	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
2946	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
2947	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
2948	Supply and delivery of Driven End and Non Driven End bearings
2949	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2950	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
2951	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
2952	Transportation charges for conveying the motor including loading and unloading charges.
2953	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
2954	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
2955	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
2956	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
2957	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2958	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
2959	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
2960	Transportation charges for conveying the Pump assembly including loading and unloading charges.
2961	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
2962	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
2963	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
2964	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
2965	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
2966	Supply and delivery of Driven End and Non Driven End bearings
2967	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
2968	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc at Infiltration Well
2969	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
2970	Transporting the pumpset.
2971	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
2972	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
2973	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
2974	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
2975	Repair of Starter ATS 40 HP
2976	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
2977	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
2978	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
2979	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2980	Supply and Delivery of PLA Safety Relay suitable for the starter
2981	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2982	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2983	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2984	Repair of Starter Star & Delta 12.50 HP
2985	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
2986	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
2987	Supply and Delivery of PLA Safety Relay suitable for the starter
2988	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
2989	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
2990	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
2991	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
2992	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
2993	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
2994	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
2995	Supply and delivery of the following Electrical works:consumable items
2996	Volt meter SR 96 600 V-AC
2997	Ammeter SR 96 5D/5A C.T.operated-AC
2998	LED Outdoor fittings a)30 W LED street light fittings
2999	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
3000	Supply and delivery of fully automatic air break ATS starter 60HP as per IS8544 PART IV etc complete as directed/TWAD SR 2025-26
3001	Supply and delivery of fully automatic air break ATS starter 40HP as per IS8544 PART IV etc complete as directed/TWAD SR 2025-26
3002	Supply and delivery of MCCB for following capacity
3003	400 Amp 3 Pole for incoming including Terminal rotary handle
3004	250 Amp 3 Pole for 40 HP Pump set Head work & Booster including Terminal rotary handle
3005	100 Amp 3 Pole for 12.5 HP Pump set including Terminal rotary handle
3006	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
3007	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
3008	50mm Dia GI Pipe
3009	Sump Cleaning
3010	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
3011	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
3012	3.00 LL capacity of sump @ Anaikudam BS
3013	300mm AC CL15 pipe
3014	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
3015	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
3016	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
3017	Leak and Burst works
3018	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3019	300mm AC CL15 pipe
3020	350mm PSC pipe
3021	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3022	300mm AC CL 15 pipe
3023	350mm PSC pipe
3024	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3025	150mm CI Pipe
3026	300mm AC CL 15 Pipe
3027	350mm PSC pipe
3028	Repairs & Renewals
3029	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
3030	Repairing and reconditioning of 40 HP HSC Motor including all material,labour,etc at Kodalikaruppur HW
3031	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3032	Transportation charges for conveying the motor including loading and unloading charges.
3033	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3034	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3035	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3036	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3037	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3038	Repairing and reconditioning of 40 HP HSC Pump including all material,labour,etc at Kodalikaruppur HW
3039	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3040	Transportation charges for conveying the Pump assembly including loading and unloading charges.
3041	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3042	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3043	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3044	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3045	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3046	Supply and delivery of Driven End and Non Driven End bearings
3047	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3048	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
3049	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3050	Transportation charges for conveying the motor including loading and unloading charges.
3051	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3052	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3053	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3054	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3055	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3056	Repairing and reconditioning of 60 HP HSC Motor including all material,labour,etc at Anaikudam BS
3057	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3058	Transportation charges for conveying the Pump assembly including loading and unloading charges.
3059	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3060	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3061	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3062	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3063	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3064	Supply and delivery of Driven End and Non Driven End bearings
3065	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3066	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc at Infiltration Well
3067	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3068	Transporting the pumpset.
3069	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3070	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3071	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3072	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3073	Repair of Starter ATS 40 HP
3074	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3075	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3076	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3077	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3078	Supply and Delivery of PLA Safety Relay suitable for the starter
3079	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3080	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3081	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3082	Repair of Starter Star & Delta 12.50 HP
3083	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3084	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3085	Supply and Delivery of PLA Safety Relay suitable for the starter
3086	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3087	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3088	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3089	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3090	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3091	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3092	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3093	Supply and delivery of the following Electrical works:consumable items
3094	Volt meter SR 96 600 V-AC
3095	Ammeter SR 96 5D/5A C.T.operated-AC
3096	LED Outdoor fittings a)30 W LED street light fittings
3097	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
3098	Supply and delivery of fully automatic air break ATS starter 60HP as per IS8544 PART IV etc complete as directed/TWAD SR 2025-26
3099	Supply and delivery of fully automatic air break ATS starter 40HP as per IS8544 PART IV etc complete as directed/TWAD SR 2025-26
3100	Supply and delivery of MCCB for following capacity
3101	400 Amp 3 Pole for incoming including Terminal rotary handle
3102	250 Amp 3 Pole for 40 HP Pump set Head work & Booster including Terminal rotary handle
3103	100 Amp 3 Pole for 12.5 HP Pump set including Terminal rotary handle
3104	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
3105	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
3106	50mm Dia GI Pipe
3107	Sump Cleaning
3108	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
3109	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
3110	3.00 LL capacity of sump @ Anaikudam BS
3111	300mm AC CL15 pipe
3112	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
3113	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
3114	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
3115	Leak and Burst works
3116	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3117	200mm AC pipe
3118	250mm AC pipe
3119	250mm CI pipe
3120	300mm CI pipe
3121	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3122	200mm AC pipe
3123	250mm AC pipe
3124	250mm DI pipe
3125	250mm CI pipe
3126	300mm CI pipe
3127	300mm DI pipe
3128	63mm PVC 4KSC pipe
3129	90mm PVC 4KSC Pipe
3130	110mm PVC 4KSC Pipe
3131	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3132	250mm AC pipe
3133	250mm CI pipe
3134	250mm DI pipe
3135	300mm CI pipe
3136	300mm DI pipe
3137	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3138	300mm MS Pipe Below GL
3139	300mm MS Pipe Above GL
3140	Repairs & Renewals
3141	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
3142	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Motor
3143	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3144	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
3145	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
3146	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3147	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3148	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
3149	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3150	Repairing and reconditioning of 50 HP VT Pump including all material,labour,etc at Kodalikaruppur Headworks - Pump
3151	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
3152	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
3153	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
3154	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
3155	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
3156	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
3157	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Materials Supply
3158	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3159	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3160	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
3161	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
3162	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
3163	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3164	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
3165	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
3166	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3167	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
3168	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
3169	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
3170	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
3171	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
3172	Repairing and reconditioning of 20 HP Submersible openwell Pumpset at Kodalikaruppur HW - Motor
3173	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3174	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3175	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3176	Transporting charges for Submersible pumpset
3177	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3178	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Motor
3179	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3180	Transportation charges for conveying the motor including loading and unloading charges.
3181	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3182	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3183	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3184	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3185	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3186	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Pump
3187	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3188	Transportation charges for conveying the Pump assembly including loading and unloading charges.
3189	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3190	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3191	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3192	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3193	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3194	Supply and delivery of Driven End and Non Driven End bearings
3195	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Motor
3196	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3197	Transportation charges for conveying the motor including loading and unloading charges.
3198	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3199	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3200	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3201	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3202	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3203	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Pump
3204	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3205	Transportation charges for conveying the Pump including loading and unloading charges.
3206	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3207	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3208	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3209	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3210	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3211	Supply and delivery of Driven End and Non Driven End bearings
3212	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc
3213	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3214	Transporting the pumpset.
3215	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3216	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3217	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3218	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3219	Repair of Starter ATS 50 HP
3220	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3221	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3222	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3223	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3224	Supply and Delivery of PLA Safety Relay suitable for the starter
3225	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3226	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3227	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
3228	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
3229	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3230	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3231	Repair of Starter ATS 20 HP
3232	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3233	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3234	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3235	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3236	Supply and Delivery of PLA Safety Relay suitable for the starter
3237	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3238	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3239	Repair of Starter Star & Delta 12.50 HP
3240	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3241	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3242	Supply and Delivery of PLA Safety Relay suitable for the starter
3243	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3244	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3245	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3246	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3247	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3248	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3249	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3250	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
3251	Supply and delivery of the following Electrical works:consumable items
3252	Volt meter SR 96 600 V-AC
3253	Ammeter SR 96 5D/5A C.T.operated-AC
3254	LED Outdoor fittings a)30 W LED street light fittings
3255	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
3256	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers
3257	50mm Dia GI Pipe
3258	80mm Dia GI Pipe
3259	Sump Cleaning
3260	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
3261	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
3262	0.30 LL capacity of sump @ Anaikudam BS
3263	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
3264	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
3265	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
3266	Leak and Burst works
3267	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3268	200mm AC pipe
3269	250mm AC pipe
3270	250mm CI pipe
3271	300mm CI pipe
3272	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3273	200mm AC pipe
3274	250mm AC pipe
3275	250mm DI pipe
3276	250mm CI pipe
3277	300mm CI pipe
3278	300mm DI pipe
3279	63mm PVC 4KSC pipe
3280	90mm PVC 4KSC Pipe
3281	110mm PVC 4KSC Pipe
3282	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3283	250mm AC pipe
3284	250mm CI pipe
3285	250mm DI pipe
3286	300mm CI pipe
3287	300mm DI pipe
3288	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3289	300mm MS Pipe Below GL
3290	300mm MS Pipe Above GL
3291	Repairs & Renewals
3292	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
3293	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Motor
3294	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3295	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
3296	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
3297	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3298	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3299	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
3300	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3301	Repairing and reconditioning of 50 HP VT Pump including all material,labour,etc at Kodalikaruppur Headworks - Pump
3302	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
3303	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
3304	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
3305	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
3306	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
3307	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
3308	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Materials Supply
3309	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3310	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3311	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
3312	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
3313	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
3314	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3315	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
3316	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
3317	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3318	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
3319	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
3320	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
3321	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
3322	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
3323	Repairing and reconditioning of 20 HP Submersible openwell Pumpset at Kodalikaruppur HW - Motor
3324	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3325	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3326	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3327	Transporting charges for Submersible pumpset
3328	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3329	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Motor
3330	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3331	Transportation charges for conveying the motor including loading and unloading charges.
3332	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3333	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3334	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3335	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3336	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3337	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Pump
3338	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3339	Transportation charges for conveying the Pump assembly including loading and unloading charges.
3340	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3341	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3342	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3343	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3344	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3345	Supply and delivery of Driven End and Non Driven End bearings
3346	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Motor
3347	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3348	Transportation charges for conveying the motor including loading and unloading charges.
3349	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3350	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3351	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3352	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3353	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3354	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Pump
3355	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3356	Transportation charges for conveying the Pump including loading and unloading charges.
3357	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3358	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3359	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3360	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3361	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3362	Supply and delivery of Driven End and Non Driven End bearings
3363	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc
3364	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3365	Transporting the pumpset.
3366	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3367	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3368	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3369	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3370	Repair of Starter ATS 50 HP
3371	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3372	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3373	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3374	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3375	Supply and Delivery of PLA Safety Relay suitable for the starter
3376	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3377	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3378	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
3379	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
3380	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3381	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3382	Repair of Starter ATS 20 HP
3383	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3384	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3385	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3386	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3387	Supply and Delivery of PLA Safety Relay suitable for the starter
3388	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3389	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3390	Repair of Starter Star & Delta 12.50 HP
3391	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3392	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3393	Supply and Delivery of PLA Safety Relay suitable for the starter
3394	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3395	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3396	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3397	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3398	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3399	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3400	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3401	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
3402	Supply and delivery of the following Electrical works:consumable items
3403	Volt meter SR 96 600 V-AC
3404	Ammeter SR 96 5D/5A C.T.operated-AC
3405	LED Outdoor fittings a)30 W LED street light fittings
3406	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
3407	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
3408	50mm Dia GI Pipe
3409	80mm Dia GI Pipe
3410	Sump Cleaning
3411	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
3412	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
3413	0.30 LL capacity of sump @ Anaikudam BS
3414	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
3415	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
3416	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
3417	Leak and Burst works
3418	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3419	200mm AC pipe
3420	250mm AC pipe
3421	250mm CI pipe
3422	300mm CI pipe
3423	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3424	200mm AC pipe
3425	250mm AC pipe
3426	250mm DI pipe
3427	250mm CI pipe
3428	300mm CI pipe
3429	300mm DI pipe
3430	63mm PVC 4KSC pipe
3431	90mm PVC 4KSC Pipe
3432	110mm PVC 4KSC Pipe
3433	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3434	250mm AC pipe
3435	250mm CI pipe
3436	250mm DI pipe
3437	300mm CI pipe
3438	300mm DI pipe
3439	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3440	300mm MS Pipe Below GL
3441	300mm MS Pipe Above GL
3442	Repairs & Renewals
3443	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
3444	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Motor
3445	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3446	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
3447	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
3448	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3449	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3450	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
3451	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3452	Repairing and reconditioning of 50 HP VT Pump including all material,labour,etc at Kodalikaruppur Headworks - Pump
3453	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
3454	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
3455	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
3456	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
3457	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
3458	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
3459	Repairing and reconditioning of 50 HP VT Motor including all material,labour,etc at Kodalikaruppur Headworks - Materials Supply
3460	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3461	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3462	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
3463	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
3464	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
3465	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3466	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
3467	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
3468	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3469	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
3470	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
3471	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
3472	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
3473	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
3474	Repairing and reconditioning of 20 HP Submersible openwell Pumpset at Kodalikaruppur HW - Motor
3475	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3476	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3477	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3478	Transporting charges for Submersible pumpset
3479	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3480	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Motor
3481	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3482	Transportation charges for conveying the motor including loading and unloading charges.
3483	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3484	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3485	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3486	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3487	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3488	Repairing and reconditioning of 20 HP HSC Motor including all material,labour,etc at Udayarpalayam sump - Pump
3489	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3490	Transportation charges for conveying the Pump assembly including loading and unloading charges.
3491	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3492	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3493	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3494	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3495	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3496	Supply and delivery of Driven End and Non Driven End bearings
3497	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Motor
3498	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3499	Transportation charges for conveying the motor including loading and unloading charges.
3500	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3501	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3502	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3503	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3504	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3505	Repairing and reconditioning of 50 HP HSCMotor including all material,labour,etc at Anaikudam Booster Station - Pump
3506	Charges for removing and reassembly the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3507	Transportation charges for conveying the Pump including loading and unloading charges.
3508	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3509	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3510	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3511	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3512	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3513	Supply and delivery of Driven End and Non Driven End bearings
3514	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour,etc
3515	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3516	Transporting the pumpset.
3517	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3518	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3519	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3520	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3521	Repair of Starter ATS 50 HP
3522	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3523	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3524	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3525	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3526	Supply and Delivery of PLA Safety Relay suitable for the starter
3527	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3528	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3529	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
3530	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
3531	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3532	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3533	Repair of Starter ATS 20 HP
3534	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3535	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3536	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3537	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3538	Supply and Delivery of PLA Safety Relay suitable for the starter
3539	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3540	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3541	Repair of Starter Star & Delta 12.50 HP
3542	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3543	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3544	Supply and Delivery of PLA Safety Relay suitable for the starter
3545	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3546	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3547	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3548	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3549	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3550	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3551	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3552	Supply and delivery of PVC Insulated 3 core flat type copper cable-6 sq.mm
3553	Supply and delivery of the following Electrical works:consumable items
3554	Volt meter SR 96 600 V-AC
3555	Ammeter SR 96 5D/5A C.T.operated-AC
3556	LED Outdoor fittings a)30 W LED street light fittings
3557	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
3558	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
3559	50mm Dia GI Pipe
3560	80mm Dia GI Pipe
3561	Sump Cleaning
3562	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
3563	3.00 LL capacity of Collection sump @ Kodalikaruppur HW
3564	0.30 LL capacity of sump @ Anaikudam BS
3565	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
3566	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
3567	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
3568	Leak and Burst works
3569	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3570	150mm AC pipe
3571	200mm AC pipe
3572	250mm AC pipe
3573	350mm PSC pipe
3574	400mm PSC pipe
3575	450mm PSC pipe
3576	600mm PSC pipe
3577	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3578	50mm 6 ksc PVC Pipes
3579	63mm 4 ksc PVC Pipes
3580	75mm 4 ksc PVC Pipes
3581	90mm 4 ksc PVC Pipes
3582	110mm 4 ksc PVC Pipes
3583	140mm 4 ksc PVC Pipes
3584	160mm 4 ksc PVC Pipes
3585	150mm AC pipe
3586	200mm AC pipe
3587	250mm AC pipe
3588	350mm PSC pipe
3589	400mm PSC pipe
3590	450mm PSC pipe
3591	600mm PSC pipe
3592	63mm HDPE PN6
3593	75mm HDPE PN6
3594	90mm HDPE PN6
3595	110mm HDPE PN6
3596	140mm HDPE PN6
3597	160mm HDPE PN6
3598	200mm HDPE PN6
3599	250mm HDPE PN6
3600	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3601	50mm 6 ksc PVC Pipes
3602	63mm 4 ksc PVC Pipes
3603	75mm 4 ksc PVC Pipes
3604	90mm 4 ksc PVC Pipes
3605	110mm 4 ksc PVC Pipes
3606	140mm 4 ksc PVC Pipes
3607	160mm 4 ksc PVC Pipes
3608	150mm AC pipe
3609	200mm AC pipe
3610	250mm AC pipe
3611	350mm PSC pipe
3612	400mm PSC pipe
3613	450mm PSC pipe
3614	600mm PSC pipe
3615	63mm HDPE PN6
3616	75mm HDPE PN6
3617	90mm HDPE PN6
3618	110mm HDPE PN6
3619	140mm HDPE PN6
3620	160mm HDPE PN6
3621	200mm HDPE PN6
3622	250mm HDPE PN6
3623	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
3624	MS Pipe Leak Below GL
3625	300mm MS Pipe
3626	350mm MS Pipe
3627	400 mm MS pipe
3628	450 mm MS pipe
3629	600 mm MS pipe
3630	MS Pipe Leak Above GL
3631	300mm MS Pipe
3632	350mm MS Pipe
3633	400 mm MS pipe
3634	450 mm MS pipe
3635	600 mm MS pipe
3636	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
3637	Repairing and reconditioning of 125 HP VT Motor with replacement of motor including all material, labour etc.,
3638	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3639	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
3640	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
3641	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3642	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3643	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
3644	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3645	Transportation charges for conveying the motor from work shop to pumping Station
3646	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
3647	Repairing and reconditioning of 125 HP VT Pump labour charges,etc
3648	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
3649	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
3650	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
3651	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
3652	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
3653	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
3654	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
3655	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
3656	Repair works of 125 HP VT Pump (Supply of Materials)
3657	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3658	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
3659	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
3660	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
3661	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
3662	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3663	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
3664	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
3665	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
3666	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
3667	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
3668	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
3669	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
3670	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
3671	Repairing and reconditioning of 7.5 HP Openwell submersible Pumpset including all material, labour etc.,
3672	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3673	Transporting the pumpset from Pump House to work shop.
3674	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3675	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3676	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3677	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3678	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3679	Repairing and reconditioning of 167.50 HP HSC Motor including all material,labour,etc
3680	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3681	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
3682	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3683	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3684	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3685	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3686	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3687	Transportation charges for conveying the motor from work shop to Pumping Station
3688	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
3689	Repairing and reconditioning of 167.50 HP HSC Pump including all material,labour,etc
3690	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3691	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
3692	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3693	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3694	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3695	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3696	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3697	Supply and delivery of Driven End and Non Driven End bearings
3698	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3699	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
3700	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
3701	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
3702	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA at T.Palur Booster
3703	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
3704	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
3705	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
3706	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
3707	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
3708	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
3709	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
3710	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
3711	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
3712	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
3713	Charges for Eart Pit Value Checking with Certificate
3714	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
3715	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
3716	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
3717	Supply and delivery of required capacity copper,connecting plate for cable termination .
3718	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
3719	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
3720	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
3721	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
3722	Supply and delivery of Drop Out fuse fixing unit set
3723	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
3724	Supply and delivery of Breather with Silica gel of required size for the Transfomer
3725	Supply and delivery of Silica gel
3726	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
3727	Repairing and reconditioning of 125 HP HSC Motor including all material,labour,etc
3728	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3729	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
3730	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3731	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3732	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3733	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3734	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3735	Transportation charges for conveying the motor from work shop to Pumping Station
3736	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
3737	Repairing and reconditioning of 125 HP HSC Pump including all material, labour etc.,
3738	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3739	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
3740	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3741	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3742	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3743	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3744	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3745	Supply and delivery of Driven End and Non Driven End bearings
3746	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3747	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
3748	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
3749	Attending the repair works in 11 KV/ 433 V Transformer - 200KVA at Jayankondam Booster
3750	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
3751	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
3752	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
3753	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
3754	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
3755	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
3756	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
3757	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
3758	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
3759	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
3760	Charges for Eart Pit Value Checking with Certificate
3761	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
3762	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
3763	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
3764	Supply and delivery of required capacity copper,connecting plate for cable termination .
3765	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
3766	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
3767	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
3768	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
3769	Supply and delivery of Drop Out fuse fixing unit set
3770	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
3771	Supply and delivery of Breather with Silica gel of required size for the Transfomer
3772	Supply and delivery of Silica gel
3773	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
3774	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
3775	Repairing and reconditioning of 30 HP HSC Motor including all material, labour etc.,
3776	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3777	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
3778	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3779	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3780	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3781	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3782	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3783	Transportation charges for conveying the motor from work shop to Pumping Station
3784	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
3785	Repairing and reconditioning of 30 HP HSC Pump including all material, labour etc.,
3786	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3787	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
3788	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3789	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3790	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3791	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3792	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3793	Supply and delivery of Driven End and Non Driven End bearings
3794	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3795	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
3796	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
3797	Repairing and reconditioning of 40 HP HSC Motor including all material, labour etc.,
3798	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
3799	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
3800	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
3801	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
3802	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
3803	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
3804	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3805	Transportation charges for conveying the motor from work shop to Pumping Station
3806	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
3807	Repairing and reconditioning of 40 HP HSC Pump including all material, labour etc., at Variyankaval Hospital sump
3808	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
3809	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
3810	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
3811	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
3812	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
3813	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
3814	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
3815	Supply and delivery of Driven End and Non Driven End bearings
3816	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
3817	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
3818	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
3819	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour etc.,
3820	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3821	Transporting the pumpset from Pump House to work shop.
3822	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3823	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3824	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3825	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3826	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3827	Repairing and reconditioning of 15 HP Monoblock Pumpset including all material, labour, etc.,
3828	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3829	Transporting the pumpset from the Pumping Station to work shop.
3830	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3831	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3832	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3833	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3834	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3835	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3836	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3837	Repairing and reconditioning of 3HP Submersible Pumpset including all material, labour etc.,
3838	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3839	Transporting the pumpset from Pump House to work shop.
3840	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3841	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3842	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3843	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3844	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3845	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour etc.,
3846	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3847	Transporting the pumpset from Pump House to work shop.
3848	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3849	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3850	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3851	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3852	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3853	Repairing and reconditioning of 5HP Centrifugal Pumpset including all material, labour etc.,
3854	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3855	Transporting the pumpset from the Pumping Station to work shop.
3856	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3857	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3858	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3859	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3860	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3861	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3862	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3863	Repairing and reconditioning of 5HP Submersible Pumpset including all material, labour, etc at Edaiyakuruchi
3864	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3865	Transporting the pumpset from Pump House to work shop.
3866	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3867	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3868	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3869	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3870	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3871	Repairing and reconditioning of 7.50 HP Centrifugal Pumpset including all material, labour etc.,
3872	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3873	Transporting the pumpset from the Pumping Station to work shop.
3874	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3875	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3876	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3877	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3878	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3879	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3880	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3881	Repairing and reconditioning of 2HP Monoblock Pumpset including all material, labour etc.,
3882	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3883	Transporting the pumpset from the Pumping Station to work shop.
3884	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3885	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3886	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3887	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3888	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3889	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3890	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3891	Repairing and reconditioning of 2HP Submersible Pumpset including all material, labour etc.,
3892	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
3893	Transporting the pumpset from Pump House to work shop.
3894	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3895	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
3896	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
3897	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
3898	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
3899	Repairing and reconditioning of 1HP Monoblock Pumpset including all material, labour etc.,
3900	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3901	Transporting the pumpset from the Pumping Station to work shop.
3902	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3903	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3904	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3905	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3906	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3907	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3908	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3909	Repairing and reconditioning of 3 HP Monoblock Pumpset including all material, labour etc.,
3910	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
3911	Transporting the pumpset from the Pumping Station to work shop.
3912	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
3913	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
3914	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
3915	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
3916	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
3917	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
3918	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
3919	Attending repair works in Soft starter 145 HP
3920	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
3921	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
3922	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
3923	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
3924	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3925	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
3926	Supply and Delivery of PLA Safety Relay suitable for the starter
3927	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3928	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3929	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
3930	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
3931	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3932	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3933	Attending repair works in Soft starter 190 HP
3934	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
3935	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
3936	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
3937	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
3938	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3939	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
3940	Supply and Delivery of PLA Safety Relay suitable for the starter
3941	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3942	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3943	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
3944	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
3945	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3946	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3947	Attending repair works in ATS starter 40 HP
3948	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3949	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
3950	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3951	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3952	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3953	Supply and Delivery of PLA Safety Relay suitable for the starter
3954	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3955	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3956	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3957	Attending repair works in ATS starter 30 HP
3958	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
3959	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
3960	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
3961	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
3962	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3963	Supply and Delivery of PLA Safety Relay suitable for the starter
3964	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3965	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3966	Attending repair works in Star Delta starter 20 HP
3967	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3968	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3969	Supply and Delivery of PLA Safety Relay suitable for the starter
3970	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3971	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3972	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3973	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3974	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3975	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3976	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3977	Attending repair works in Star Delta starter 12.5 HP
3978	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3979	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3980	Supply and Delivery of PLA Safety Relay suitable for the starter
3981	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3982	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3983	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3984	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3985	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3986	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3987	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3988	Attending repair works in Star Delta starter 7.5 HP
3989	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
3990	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
3991	Supply and Delivery of PLA Safety Relay suitable for the starter
3992	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
3993	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
3994	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
3995	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
3996	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
3997	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
3998	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
3999	Attending repair works in DOL starter 5 HP
4000	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4001	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4002	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4003	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4004	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4005	Attending repair works in DOL starter 3 HP
4006	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4007	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4008	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4009	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4010	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4011	Attending repair works in DOL starter 2 HP
4012	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4013	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4014	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4015	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4016	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4017	Attending repair works in DOL starter 1 HP
4018	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4019	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4020	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4021	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4022	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4023	Supply and delivery of PVC Insulated 3 core flat type copper cable - 6 sq.mm
4024	Supply and delivery of the following Electrical works:consumable items
4025	Volt meter SR 96 600 V-AC
4026	Ammeter SR 96 5D/5A C.T.operated-AC
4027	LED Outdoor fittings a)30 W LED street light fittings
4028	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
4029	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
4030	50mm GI Pipe
4031	65mm GI Pipe
4032	80mm GI Pipe
4033	100mm GI Pipe
4034	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
4035	300mm Sluice Valve
4036	250mm Sluice Valve
4037	200mm Sluice Valve
4038	150mm Sluice Valve
4039	100mm Sluice Valve
4040	80mm Sluice Valve
4041	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
4042	80mm GM Valve
4043	65mm GM Valve
4044	50mm GM Valve
4045	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
4046	100mm Air Valve
4047	80mm Air Valve
4048	50mm Air Valve
4049	25mm Air Valve
4050	Sump Cleaning
4051	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
4052	1.00 LL capacity of sump @ Thoothur
4053	8.00 LL capacity of sump @ T,Palur Booster
4054	0.20 LL capacity of sump @ Angarayanallur
4055	8.00 LL capacity of sump @ Jayankondam Booster
4056	0.20 LL capacity of sump @ Elaiyur Mariamman koil
4057	0.20 LL capacity of sump @ Elaiyur Colony
4058	0.20 LL capacity of sump @ Variyankaval East
4059	1.00 LL capacity of sump @ Variyankaval GH
4060	1.50 LL capacity of sump @ Devanur
4061	1.00 LL capacity of sump @ Kuvagam
4062	2.00 LL capacity of sump @ Edayakurichi
4063	2.00 LL capacity of sump @ Agneespuram
4064	2.00 LL capacity of sump @ Koovathur
4065	1.00 LL capacity of sump @ Ayyur
4066	2.00 LL capacity of sump @ Kumilakuzhi
4067	1.00 LL capacity of sump @ Silambur
4068	1.00 LL capacity of sump @ Pukkuzhi
4069	0.60LL capacity of sump @ Alagapuram OHT
4070	2.00 LL capacity of sump @ Alagapuram Naidu Street
4071	0.60 LL capacity of sump @ Alagapuram Colony
4072	1.00 LL capacity of sump @ Agaram
4073	1.00 LL capacity of sump @ Kavarapalayam
4074	0.30 LL capacity of sump @ Manakollai
4075	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
4076	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
4077	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
4078	Leak and Burst works
4079	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4080	150mm AC pipe
4081	200mm AC pipe
4082	250mm AC pipe
4083	350mm PSC pipe
4084	400mm PSC pipe
4085	450mm PSC pipe
4086	600mm PSC pipe
4087	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4088	50mm 6 ksc PVC Pipes
4089	63mm 4 ksc PVC Pipes
4090	75mm 4 ksc PVC Pipes
4091	90mm 4 ksc PVC Pipes
4092	110mm 4 ksc PVC Pipes
4093	140mm 4 ksc PVC Pipes
4094	160mm 4 ksc PVC Pipes
4095	150mm AC pipe
4096	200mm AC pipe
4097	250mm AC pipe
4098	350mm PSC pipe
4099	400mm PSC pipe
4100	450mm PSC pipe
4101	600mm PSC pipe
4102	63mm HDPE PN6
4103	75mm HDPE PN6
4104	90mm HDPE PN6
4105	110mm HDPE PN6
4106	140mm HDPE PN6
4107	160mm HDPE PN6
4108	200mm HDPE PN6
4109	250mm HDPE PN6
4110	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4111	50mm 6 ksc PVC Pipes
4112	63mm 4 ksc PVC Pipes
4113	75mm 4 ksc PVC Pipes
4114	90mm 4 ksc PVC Pipes
4115	110mm 4 ksc PVC Pipes
4116	140mm 4 ksc PVC Pipes
4117	160mm 4 ksc PVC Pipes
4118	150mm AC pipe
4119	200mm AC pipe
4120	250mm AC pipe
4121	350mm PSC pipe
4122	400mm PSC pipe
4123	450mm PSC pipe
4124	600mm PSC pipe
4125	63mm HDPE PN6
4126	75mm HDPE PN6
4127	90mm HDPE PN6
4128	110mm HDPE PN6
4129	140mm HDPE PN6
4130	160mm HDPE PN6
4131	200mm HDPE PN6
4132	250mm HDPE PN6
4133	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4134	MS Pipe Leak Below GL
4135	300mm MS Pipe
4136	350mm MS Pipe
4137	400 mm MS pipe
4138	450 mm MS pipe
4139	600 mm MS pipe
4140	MS Pipe Leak Above GL
4141	300mm MS Pipe
4142	350mm MS Pipe
4143	400 mm MS pipe
4144	450 mm MS pipe
4145	600 mm MS pipe
4146	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
4147	Repairing and reconditioning of 125 HP VT Motor with replacement of motor including all material, labour etc.,
4148	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4149	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
4150	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
4151	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4152	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4153	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
4154	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4155	Transportation charges for conveying the motor from work shop to pumping Station
4156	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4157	Repairing and reconditioning of 125 HP VT Pump labour charges,etc
4158	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
4159	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
4160	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
4161	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
4162	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
4163	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
4164	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
4165	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
4166	Repair works of 125 HP VT Pump (Supply of Materials)
4167	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
4168	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
4169	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
4170	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
4171	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
4172	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
4173	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
4174	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
4175	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
4176	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
4177	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
4178	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
4179	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
4180	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
4181	Repairing and reconditioning of 7.5 HP Openwell submersible Pumpset including all material, labour etc.,
4182	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4183	Transporting the pumpset from Pump House to work shop.
4184	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4185	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4186	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4187	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4188	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4189	Repairing and reconditioning of 167.50 HP HSC Motor including all material,labour,etc
4190	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4191	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4192	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4193	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4194	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4195	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4196	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4197	Transportation charges for conveying the motor from work shop to Pumping Station
4198	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4199	Repairing and reconditioning of 167.50 HP HSC Pump including all material,labour,etc
4200	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4201	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4202	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4203	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4204	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4205	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4206	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4207	Supply and delivery of Driven End and Non Driven End bearings
4208	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4209	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4210	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4211	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4212	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA at T.Palur Booster
4213	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
4214	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
4215	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
4216	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
4217	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
4218	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
4219	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
4220	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
4221	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
4222	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
4223	Charges for Eart Pit Value Checking with Certificate
4224	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
4225	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
4226	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
4227	Supply and delivery of required capacity copper,connecting plate for cable termination .
4228	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
4229	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
4230	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
4231	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4232	Supply and delivery of Drop Out fuse fixing unit set
4233	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
4234	Supply and delivery of Breather with Silica gel of required size for the Transfomer
4235	Supply and delivery of Silica gel
4236	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
4237	Repairing and reconditioning of 125 HP HSC Motor including all material,labour,etc
4238	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4239	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4240	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4241	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4242	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4243	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4244	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4245	Transportation charges for conveying the motor from work shop to Pumping Station
4246	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4247	Repairing and reconditioning of 125 HP HSC Pump including all material, labour etc.,
4248	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4249	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4250	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4251	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4252	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4253	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4254	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4255	Supply and delivery of Driven End and Non Driven End bearings
4256	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4257	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4258	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4259	Attending the repair works in 11 KV/ 433 V Transformer - 200KVA at Jayankondam Booster
4260	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
4261	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
4262	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
4263	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
4264	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
4265	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
4266	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
4267	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
4268	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
4269	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
4270	Charges for Eart Pit Value Checking with Certificate
4271	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
4272	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
4273	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
4274	Supply and delivery of required capacity copper,connecting plate for cable termination .
4275	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
4276	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
4277	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
4278	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4279	Supply and delivery of Drop Out fuse fixing unit set
4280	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
4281	Supply and delivery of Breather with Silica gel of required size for the Transfomer
4282	Supply and delivery of Silica gel
4283	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
4284	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4285	Repairing and reconditioning of 30 HP HSC Motor including all material, labour etc.,
4286	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4287	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4288	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4289	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4290	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4291	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4292	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4293	Transportation charges for conveying the motor from work shop to Pumping Station
4294	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4295	Repairing and reconditioning of 30 HP HSC Pump including all material, labour etc.,
4296	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4297	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4298	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4299	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4300	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4301	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4302	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4303	Supply and delivery of Driven End and Non Driven End bearings
4304	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4305	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4306	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4307	Repairing and reconditioning of 40 HP HSC Motor including all material, labour etc.,
4308	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4309	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4310	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4311	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4312	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4313	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4314	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4315	Transportation charges for conveying the motor from work shop to Pumping Station
4316	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4317	Repairing and reconditioning of 40 HP HSC Pump including all material, labour etc., at Variyankaval Hospital sump
4318	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4319	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4320	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4321	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4322	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4323	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4324	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4325	Supply and delivery of Driven End and Non Driven End bearings
4326	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4327	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4328	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4329	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour etc.,
4330	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4331	Transporting the pumpset from Pump House to work shop.
4332	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4333	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4334	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4335	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4336	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4337	Repairing and reconditioning of 15 HP Monoblock Pumpset including all material, labour, etc.,
4338	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4339	Transporting the pumpset from the Pumping Station to work shop.
4340	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4341	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4342	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4343	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4344	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4345	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4346	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4347	Repairing and reconditioning of 3HP Submersible Pumpset including all material, labour etc.,
4348	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4349	Transporting the pumpset from Pump House to work shop.
4350	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4351	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4352	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4353	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4354	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4355	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour etc.,
4356	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4357	Transporting the pumpset from Pump House to work shop.
4358	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4359	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4360	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4361	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4362	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4363	Repairing and reconditioning of 5HP Centrifugal Pumpset including all material, labour etc.,
4364	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4365	Transporting the pumpset from the Pumping Station to work shop.
4366	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4367	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4368	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4369	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4370	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4371	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4372	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4373	Repairing and reconditioning of 5HP Submersible Pumpset including all material, labour, etc at Edaiyakuruchi
4374	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4375	Transporting the pumpset from Pump House to work shop.
4376	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4377	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4378	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4379	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4380	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4381	Repairing and reconditioning of 7.50 HP Centrifugal Pumpset including all material, labour etc.,
4382	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4383	Transporting the pumpset from the Pumping Station to work shop.
4384	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4385	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4386	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4387	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4388	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4389	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4390	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4391	Repairing and reconditioning of 2HP Monoblock Pumpset including all material, labour etc.,
4392	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4393	Transporting the pumpset from the Pumping Station to work shop.
4394	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4395	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4396	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4397	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4398	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4399	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4400	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4401	Repairing and reconditioning of 2HP Submersible Pumpset including all material, labour etc.,
4402	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4403	Transporting the pumpset from Pump House to work shop.
4404	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4405	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4406	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4407	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4408	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4409	Repairing and reconditioning of 1HP Monoblock Pumpset including all material, labour etc.,
4410	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4411	Transporting the pumpset from the Pumping Station to work shop.
4412	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4413	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4414	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4415	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4416	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4417	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4418	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4419	Repairing and reconditioning of 3 HP Monoblock Pumpset including all material, labour etc.,
4420	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4421	Transporting the pumpset from the Pumping Station to work shop.
4422	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4423	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4424	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4425	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4426	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4427	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4428	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4429	Attending repair works in Soft starter 145 HP
4430	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
4431	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
4432	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
4433	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
4434	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4435	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
4436	Supply and Delivery of PLA Safety Relay suitable for the starter
4437	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4438	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4439	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
4440	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
4441	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4442	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4443	Attending repair works in Soft starter 190 HP
4444	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
4445	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
4446	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
4447	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
4448	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4449	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
4450	Supply and Delivery of PLA Safety Relay suitable for the starter
4451	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4452	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4453	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
4454	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
4455	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4456	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4457	Attending repair works in ATS starter 40 HP
4458	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
4459	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
4460	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
4461	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
4462	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4463	Supply and Delivery of PLA Safety Relay suitable for the starter
4464	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4465	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4466	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4467	Attending repair works in ATS starter 30 HP
4468	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
4469	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
4470	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
4471	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
4472	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4473	Supply and Delivery of PLA Safety Relay suitable for the starter
4474	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4475	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4476	Attending repair works in Star Delta starter 20 HP
4477	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
4478	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4479	Supply and Delivery of PLA Safety Relay suitable for the starter
4480	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4481	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
4482	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4483	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
4484	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4485	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
4486	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4487	Attending repair works in Star Delta starter 12.5 HP
4488	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
4489	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4490	Supply and Delivery of PLA Safety Relay suitable for the starter
4491	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4492	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
4493	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4494	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
4495	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4496	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
4497	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4498	Attending repair works in Star Delta starter 7.5 HP
4499	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
4500	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4501	Supply and Delivery of PLA Safety Relay suitable for the starter
4502	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4503	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
4504	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4505	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
4506	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4507	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
4508	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4509	Attending repair works in DOL starter 5 HP
4510	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4511	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4512	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4513	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4514	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4515	Attending repair works in DOL starter 3 HP
4516	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4517	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4518	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4519	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4520	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4521	Attending repair works in DOL starter 2 HP
4522	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4523	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4524	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4525	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4526	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4527	Attending repair works in DOL starter 1 HP
4528	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
4529	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4530	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4531	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
4532	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4533	Supply and delivery of PVC Insulated 3
4534	Supply and delivery of the following Electrical works:consumable items
4535	Volt meter SR 96 600 V-AC
4536	Ammeter SR 96 5D/5A C.T.operated-AC
4537	LED Outdoor fittings a)30 W LED street light fittings
4538	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
4539	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
4540	50mm GI Pipe
4541	65mm GI Pipe
4542	80mm GI Pipe
4543	100mm GI Pipe
4544	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
4545	300mm Sluice Valve
4546	250mm Sluice Valve
4547	200mm Sluice Valve
4548	150mm Sluice Valve
4549	100mm Sluice Valve
4550	80mm Sluice Valve
4551	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
4552	80mm GM Valve
4553	65mm GM Valve
4554	50mm GM Valve
4555	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
4556	100mm Air Valve
4557	80mm Air Valve
4558	50mm Air Valve
4559	25mm Air Valve
4560	Sump Cleaning
4561	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
4562	1.00 LL capacity of sump @ Thoothur
4563	8.00 LL capacity of sump @ T,Palur Booster
4564	0.20 LL capacity of sump @ Angarayanallur
4565	8.00 LL capacity of sump @ Jayankondam Booster
4566	0.20 LL capacity of sump @ Elaiyur Mariamman koil
4567	0.20 LL capacity of sump @ Elaiyur Colony
4568	0.20 LL capacity of sump @ Variyankaval East
4569	1.00 LL capacity of sump @ Variyankaval GH
4570	1.50 LL capacity of sump @ Devanur
4571	1.00 LL capacity of sump @ Kuvagam
4572	2.00 LL capacity of sump @ Edayakurichi
4573	2.00 LL capacity of sump @ Agneespuram
4574	2.00 LL capacity of sump @ Koovathur
4575	1.00 LL capacity of sump @ Ayyur
4576	2.00 LL capacity of sump @ Kumilakuzhi
4577	1.00 LL capacity of sump @ Silambur
4578	1.00 LL capacity of sump @ Pukkuzhi
4579	0.60LL capacity of sump @ Alagapuram OHT
4580	2.00 LL capacity of sump @ Alagapuram Naidu Street
4581	0.60 LL capacity of sump @ Alagapuram Colony
4582	1.00 LL capacity of sump @ Agaram
4583	1.00 LL capacity of sump @ Kavarapalayam
4584	0.30 LL capacity of sump @ Manakollai
4585	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
4586	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
4587	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
4588	Leak and Burst works
4589	Attending Collar Leaks in the AC pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4590	150mm AC pipe
4591	200mm AC pipe
4592	250mm AC pipe
4593	350mm PSC pipe
4594	400mm PSC pipe
4595	450mm PSC pipe
4596	600mm PSC pipe
4597	Attending Minor Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4598	50mm 6 ksc PVC Pipes
4599	63mm 4 ksc PVC Pipes
4600	75mm 4 ksc PVC Pipes
4601	90mm 4 ksc PVC Pipes
4602	110mm 4 ksc PVC Pipes
4603	140mm 4 ksc PVC Pipes
4604	160mm 4 ksc PVC Pipes
4605	150mm AC pipe
4606	200mm AC pipe
4607	250mm AC pipe
4608	350mm PSC pipe
4609	400mm PSC pipe
4610	450mm PSC pipe
4611	600mm PSC pipe
4612	63mm HDPE PN6
4613	75mm HDPE PN6
4614	90mm HDPE PN6
4615	110mm HDPE PN6
4616	140mm HDPE PN6
4617	160mm HDPE PN6
4618	200mm HDPE PN6
4619	250mm HDPE PN6
4620	Attending Major Burst in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4621	50mm 6 ksc PVC Pipes
4622	63mm 4 ksc PVC Pipes
4623	75mm 4 ksc PVC Pipes
4624	90mm 4 ksc PVC Pipes
4625	110mm 4 ksc PVC Pipes
4626	140mm 4 ksc PVC Pipes
4627	160mm 4 ksc PVC Pipes
4628	150mm AC pipe
4629	200mm AC pipe
4630	250mm AC pipe
4631	350mm PSC pipe
4632	400mm PSC pipe
4633	450mm PSC pipe
4634	600mm PSC pipe
4635	63mm HDPE PN6
4636	75mm HDPE PN6
4637	90mm HDPE PN6
4638	110mm HDPE PN6
4639	140mm HDPE PN6
4640	160mm HDPE PN6
4641	200mm HDPE PN6
4642	250mm HDPE PN6
4643	Attending Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II.(The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
4644	MS Pipe Leak Below GL
4645	300mm MS Pipe
4646	350mm MS Pipe
4647	400 mm MS pipe
4648	450 mm MS pipe
4649	600 mm MS pipe
4650	MS Pipe Leak Above GL
4651	300mm MS Pipe
4652	350mm MS Pipe
4653	400 mm MS pipe
4654	450 mm MS pipe
4655	600 mm MS pipe
4656	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
4657	Repairing and reconditioning of 125 HP VT Motor with replacement of motor including all material, labour etc.,
4658	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4659	Transportation charges for conveying the motor from the Station to Our work shop including loading and unloading charges.
4660	Labour Charges for removing the two end side cover with fan arrangements and Dismantling the damaged NDE Side ball Bearing from the motor after removing the Rachet assembly load bearing safely and Fixing the New ball Bearing in the appropriate place with required lubricants without any damage to the motor shaft and winding after deducting the old damaged materials.
4661	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4662	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4663	Supply and delivery of Non Driven End Deep Grove ball Bearing SKF Make suitable for the Squirrel Gage Induction Motor.
4664	Labour Charges fixing the NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4665	Transportation charges for conveying the motor from work shop to pumping Station
4666	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4667	Repairing and reconditioning of 125 HP VT Pump labour charges,etc
4668	Charges for Removing the Hollow shaft Squirrel cage Induction Motor after disconnecting the Power supply Cable, Discharge Head, Head Shaft and Stuffing Box by using contractor tools at Collector Well / Collection Sump
4669	Charges for removing the all Column pipes of VT Pumpset each 1.5 m / 2.00 m to length and bowl assemblly for attending Pump repair works
4670	Transportation charges for conveying the VT Pump bowl assembly from Collector Well Pump room to Work Shop including usage of trolley along the Foot bridge and Van
4671	Reconditioning of Stuffing Box for providing bronze bush suitable for fixing thr Rope Gland and Head Shaft to avoid frequent damaging of rope and to avoid spreading of more leakage water from the Rope Gland including lath works etc., complete.
4672	Charges for Lathe work of reconditioning of Pump SS Shaft with balancing, SS Bushes and sleeves, charges for Spider bore nd outer dimension phase out lath works, reconditioning of impeller and impeller ring & charges fixing the bearing and bronze bushes in the bowl assembly including correct setting of impeller allignment etc complete
4673	Transportation charges for conveying the VT Pump bowl assembly from our work shop to Collector Well Pump room including usage of trolley along the Foot bridge and Van
4674	Charges for reassembling the all Column pipes of Turbine Pump set and bowl assemblly after attending Pump repair works in the proper allignment after attending the cleaning and painting work in the coloumn pipe and body of the bowl assembly
4675	Re errection of reconditioned stuffing box, new Head shaft, Discharge head and Motor, fixing the Rachet load bearing assembly including filling of required 90 grade oil and Connecting the 440V AC incoming Cable to the Motor Terminal and fixing new rope in the rope gland and Checking Motor Pumpset Alignment and Rotation and testing with load etc.,Complete
4676	Repair works of 125 HP VT Pump (Supply of Materials)
4677	Supply and Delivery of SS 410 New Pump Head Shaft for required mm and required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
4678	Supply and Delivery of SS 410 New Pump Line Shaft for required mm and required length. (including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete)
4679	Supply and delivery of stuffing box brone bush suitable for the Discharge Head assembly
4680	Supply and Delivery of Required TVS Bolt , Nut and Washer for Bowl Assembly and all Column Pipe for inplace of Wornout Bolt and Nuts after deducting the cost of scrap materials and as Directed by TWAD Board Officers.
4681	Supply and Delivery of Line shaft SS Coupling with Bush (including Raw Materials, Machining , Polishing etc., Complete)
4682	Supply and Delivery of SS Sleeves Suitable for the Line Shaft for Inplace of Wornout SS Sleeves after deducting the cost of scrap materials as Directed by TWAD Board Officers.
4683	Supply and Delivery of Spider Rubber Bush made in Hard Rubber and Finishing to Suit in Between the Casting Spider and Line shaft inplace of wornout Rubber Bush after deducting the cost of scrap materials as directed by TWAD Board Officers.
4684	Supply and Delivery of Bronze Bush Bearing Suitable for Bowl Assembly and Pump Shaft inplace of wornout bronze Bush Bearing after deducting the cost of scrap materials as directed by TWAD Board Officers.
4685	Supply and Delivery of 1.Bronze Bush Bearing Suitable for the Bowl Assembly (Top Side) 2. Bronze Bush Bearing Suitable for the Bell Mouth (Bottom) for inplace of wornout Bronze Bush Bearings after deducting the cost of scrap materials as Directed by TWAD Board Officers.
4686	Supply and delivery of MS Seamless required size of Coloumn pipe suitable for the VT Pumpset
4687	Supply and delivery of spider suitable for the coloumn pipe including cost of Raw Materials, welding, polishing etc., complete as directed by TWAD officers
4688	Supply and delivery of new intermedia ring (Prosperous bronze metal) between bowl assembly and as directed by TWAD officers
4689	Supply and delivery of new bowl shaft for required size for required length.(including Charge for Lathe Works, Grinding, Polishing, Threading, Key Way and other works etc.,Complete) and as directed by TWAD officers
4690	Supply and delivery of Top Load Bearing with Ratchet assembly including Required Grade lubricating components
4691	Repairing and reconditioning of 7.5 HP Openwell submersible Pumpset including all material, labour etc.,
4692	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4693	Transporting the pumpset from Pump House to work shop.
4694	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4695	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4696	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4697	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4698	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4699	Repairing and reconditioning of 167.50 HP HSC Motor including all material,labour,etc
4700	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4701	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4702	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4703	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4704	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4705	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4706	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4707	Transportation charges for conveying the motor from work shop to Pumping Station
4708	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4709	Repairing and reconditioning of 167.50 HP HSC Pump including all material,labour,etc
4710	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4711	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4712	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4713	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4714	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4715	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4716	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4717	Supply and delivery of Driven End and Non Driven End bearings
4718	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4719	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4720	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4721	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4722	Attending the repair works in 11 KV/ 433 V Transformer - 315KVA at T.Palur Booster
4723	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
4724	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
4725	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
4726	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
4727	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
4728	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
4729	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
4730	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
4731	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
4732	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
4733	Charges for Eart Pit Value Checking with Certificate
4734	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
4735	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
4736	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
4737	Supply and delivery of required capacity copper,connecting plate for cable termination .
4738	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
4739	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
4740	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
4741	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4742	Supply and delivery of Drop Out fuse fixing unit set
4743	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
4744	Supply and delivery of Breather with Silica gel of required size for the Transfomer
4745	Supply and delivery of Silica gel
4746	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
4747	Repairing and reconditioning of 125 HP HSC Motor including all material,labour,etc
4748	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4749	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4750	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4751	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4752	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4753	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4754	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4755	Transportation charges for conveying the motor from work shop to Pumping Station
4756	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4757	Repairing and reconditioning of 125 HP HSC Pump including all material, labour etc.,
4758	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4759	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4760	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4761	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4762	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4763	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4764	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4765	Supply and delivery of Driven End and Non Driven End bearings
4766	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4767	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4768	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4769	Attending the repair works in 11 KV/ 433 V Transformer - 200KVA at Jayankondam Booster
4770	Charges for removing the Transformer from the plinth after disconnecting the incomming & outgoing supply terminations, earthing, neutral connection in the Transformer loading to vehicle with mobile grane and conveying to workshop unloading the transformer with mobile crane as per site condition and as directed by TWAD Board Officers.
4771	Charges for disconnecting the incomming & outgoing (LT & HT Side) supply terminations, earthing, neutral connection in the Transformer and drain out the oil from the conservator Tank and Transformer tank up to the required level and stacking the containers to attend the repair works/ Oil leakages and as directed by TWAD Board Officers.
4772	Charges Opening the Transformer Top cover after disconnecting the inside terminal connections, weakening / damaged bushes, brash stud bolt & Nuts and lifting Transformer core & winding without damages etc., complete.
4773	Charges for cleaning the winding coils of the Transformer free from moisture and cleaning the inside walls of the Transformer by using required new Transformer oil without any damage to the Transformer Coil
4774	Charges for fixing the required capacity brass LT terminal bush 3nos, copper connecting plate,3 nos using necessary bushes, screws bolt nuts etc., complete
4775	Charges for re-fixing the Transformer Top cover with conservator tank on the Transformer and connecting with all inside terminal connections including HT terminals by using required bolt & nuts and filling the tapped oil upto the mark of level indicator and charging the transformers, testing with load etc., complete
4776	Charges for rewinding of Three phase of 11KV/22KV/ 433V Transformer in the suitable core assembly including charges for removing the burnt coil and allining of core assembly and including required insulating materials etc complete after deducting the cost burned scrap.
4777	Charges for improving of IR Value of Transformer using electric oven - Heat Champer (LT winding, HT winding and Transformer core) etc., complete as directed by TWAD Board officers.
4778	Charges for two coats of painting the Transformer as directed by TWAD Board officers.
4779	Charges for two coats of painting the 6 Pole Structure and yard fencing etc,. complete as directed by TWAD Board officers.
4780	Charges for Eart Pit Value Checking with Certificate
4781	Charges for 11KV/433V Transformer loading to vehicle with mobile grane and conveying to Pumphouse Unloading the above transformer with mobile crane Re-erection of transformer with cable termination earthing and neutral connection testing of No Load and Load testing at pumphouse as per site condition and existing arrangements and as directed by TWAD Board Officers.
4782	Charges for transformer oil filtration using hot air vacuum filtering unit up to the required BDV value and submitting test result of both BDV and Acidity etc .complete and as directed by TWAD board officers.
4783	Supply and delivery of required size of LT Brass rod with terminal bushing with 4 no of nuts, washers and insulating sleeves etc., complete
4784	Supply and delivery of required capacity copper,connecting plate for cable termination .
4785	Supply and delivery of required size copper HT terminal rod with Bushing and required Bolt & Nuts with washers
4786	Supply and Delivery of Cork Packing Sheet, Cork Bush for LT and HT side, oil level Indicator as directed by TWAD Board officers after deducting the cost of old scraps
4787	Supply and delivery of new LT/HT Coil made EC Grade DP coveriong copper wire for winding of 11KV/22KV/433V Transformer and required insulating materials etc., complete
4788	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4789	Supply and delivery of Drop Out fuse fixing unit set
4790	Supply, delivery and fixing of Drop Out fuse Top Contact and bottom Contact
4791	Supply and delivery of Breather with Silica gel of required size for the Transfomer
4792	Supply and delivery of Silica gel
4793	Supply and delivery of 11 KV / 22 KV Lightning Arrestor
4794	Supply of transformer oil grade “A” for using cooling purpose of transformer winding AS per IS 335/1983, HT 11KV/ 22KV/ 415 V transformer (including transport , loading an unloading etc complete) Directed by TWAD board officers.
4795	Repairing and reconditioning of 30 HP HSC Motor including all material, labour etc.,
4796	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4797	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4798	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4799	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4800	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4801	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4802	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4803	Transportation charges for conveying the motor from work shop to Pumping Station
4804	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4805	Repairing and reconditioning of 30 HP HSC Pump including all material, labour etc.,
4806	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4807	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4808	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4809	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4810	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4811	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4812	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4813	Supply and delivery of Driven End and Non Driven End bearings
4814	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4815	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4816	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4817	Repairing and reconditioning of 40 HP HSC Motor including all material, labour etc.,
4818	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
4819	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
4820	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
4821	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
4822	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
4823	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
4824	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4825	Transportation charges for conveying the motor from work shop to Pumping Station
4826	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
4827	Repairing and reconditioning of 40 HP HSC Pump including all material, labour etc., at Variyankaval Hospital sump
4828	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
4829	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
4830	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
4831	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
4832	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
4833	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
4834	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
4835	Supply and delivery of Driven End and Non Driven End bearings
4836	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
4837	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
4838	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
4839	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour etc.,
4840	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4841	Transporting the pumpset from Pump House to work shop.
4842	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4843	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4844	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4845	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4846	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4847	Repairing and reconditioning of 15 HP Monoblock Pumpset including all material, labour, etc.,
4848	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4849	Transporting the pumpset from the Pumping Station to work shop.
4850	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4851	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4852	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4853	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4854	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4855	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4856	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4857	Repairing and reconditioning of 3HP Submersible Pumpset including all material, labour etc.,
4858	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4859	Transporting the pumpset from Pump House to work shop.
4860	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4861	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4862	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4863	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4864	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4865	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour etc.,
4866	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4867	Transporting the pumpset from Pump House to work shop.
4868	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4869	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4870	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4871	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4872	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4873	Repairing and reconditioning of 5HP Centrifugal Pumpset including all material, labour etc.,
4874	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4875	Transporting the pumpset from the Pumping Station to work shop.
4876	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4877	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4878	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4879	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4880	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4881	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4882	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4883	Repairing and reconditioning of 5HP Submersible Pumpset including all material, labour, etc at Edaiyakuruchi
4884	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4885	Transporting the pumpset from Pump House to work shop.
4886	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4887	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4888	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4889	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4890	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4891	Repairing and reconditioning of 7.50 HP Centrifugal Pumpset including all material, labour etc.,
4892	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4893	Transporting the pumpset from the Pumping Station to work shop.
4894	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4895	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4896	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4897	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4898	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4899	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4900	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4901	Repairing and reconditioning of 2HP Monoblock Pumpset including all material, labour etc.,
4902	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4903	Transporting the pumpset from the Pumping Station to work shop.
4904	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4905	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4906	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4907	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4908	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4909	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4910	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4911	Repairing and reconditioning of 2HP Submersible Pumpset including all material, labour etc.,
4912	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
4913	Transporting the pumpset from Pump House to work shop.
4914	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4915	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
4916	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
4917	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
4918	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
4919	Repairing and reconditioning of 1HP Monoblock Pumpset including all material, labour etc.,
4920	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4921	Transporting the pumpset from the Pumping Station to work shop.
4922	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4923	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4924	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4925	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4926	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4927	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4928	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4929	Repairing and reconditioning of 3 HP Monoblock Pumpset including all material, labour etc.,
4930	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
4931	Transporting the pumpset from the Pumping Station to work shop.
4932	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
4933	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
4934	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
4935	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
4936	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
4937	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
4938	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
4939	Attending repair works in Soft starter 145 HP
4940	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
4941	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
4942	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
4943	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
4944	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4945	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
4946	Supply and Delivery of PLA Safety Relay suitable for the starter
4947	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4948	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4949	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
4950	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
4951	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4952	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4953	Attending repair works in Soft starter 190 HP
4954	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
4955	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
4956	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
4957	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
4958	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4959	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
4960	Supply and Delivery of PLA Safety Relay suitable for the starter
4961	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4962	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4963	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
4964	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
4965	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4966	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4967	Attending repair works in ATS starter 40 HP
4968	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
4969	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
4970	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
4971	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
4972	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4973	Supply and Delivery of PLA Safety Relay suitable for the starter
4974	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4975	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4976	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4977	Attending repair works in ATS starter 30 HP
4978	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
4979	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
4980	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
4981	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
4982	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4983	Supply and Delivery of PLA Safety Relay suitable for the starter
4984	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4985	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4986	Attending repair works in Star Delta starter 20 HP
4987	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
4988	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
4989	Supply and Delivery of PLA Safety Relay suitable for the starter
4990	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
4991	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
4992	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
4993	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
4994	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
4995	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
4996	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
4997	Attending repair works in Star Delta starter 12.5 HP
4998	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
4999	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5000	Supply and Delivery of PLA Safety Relay suitable for the starter
5001	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5002	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
5003	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5004	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
5005	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
5006	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
5007	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5008	Attending repair works in Star Delta starter 7.5 HP
5009	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, CT Coil and PLA safety Relay suitable for the starter
5010	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5011	Supply and Delivery of PLA Safety Relay suitable for the starter
5012	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5013	Supply and Delivery and fixing of required capacity Over load relay suitable for the starter as directed by TWAD Board officers.
5014	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5015	Replacement of Front Mounting unit including the cost of material (NO and NC Element) suitable for the starter as directed by TWAD Board Officers.
5016	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
5017	Replacement of of required amps Terminal block Suitable for the starter as directed by TWAD Board Officers.
5018	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5019	Attending repair works in DOL starter 5 HP
5020	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5021	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5022	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5023	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5024	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5025	Attending repair works in DOL starter 3 HP
5026	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5027	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5028	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5029	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5030	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5031	Attending repair works in DOL starter 2 HP
5032	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5033	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5034	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5035	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5036	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5037	Attending repair works in DOL starter 1 HP
5038	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5039	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5040	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5041	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5042	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5043	Supply and delivery of PVC Insulated 3 core flat type copper cable - 6 sq.mm
5044	Supply and delivery of the following Electrical works:consumable items
5045	Volt meter SR 96 600 V-AC
5046	Ammeter SR 96 5D/5A C.T.operated-AC
5047	LED Outdoor fittings a)30 W LED street light fittings
5048	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/440V 50 HZ conforming to ISS:2834 with ISI marking
5049	Supply and delivery of GI pipes (Medium) as per IS 1239/PART I/2004complete and as directed by the TWAD board officers.
5050	50mm GI Pipe
5051	65mm GI Pipe
5052	80mm GI Pipe
5053	100mm GI Pipe
5054	Charges for Repair and Reconditioning of the Sluice Valves and Air Valves fixed in the Pumping Main, Feeder Main and Branch Main including cost of all materials and labour charges etc., complete
5055	300mm Sluice Valve
5056	250mm Sluice Valve
5057	200mm Sluice Valve
5058	150mm Sluice Valve
5059	100mm Sluice Valve
5060	80mm Sluice Valve
5061	Replacement of non functioning unserviceble Gun Metal Gate valve without affecting existing alignment by using contractor tools excluding the cost of valve but including required length of GI nipple, coupling etc., complete
5062	80mm GM Valve
5063	65mm GM Valve
5064	50mm GM Valve
5065	Repair and Reconditioning of the Double Air Valve / Single Chamber Air Release Valve including the Cost of Air Valve Ball, Rubber Washer and required Bolt & Nuts, etc., complete
5066	100mm Air Valve
5067	80mm Air Valve
5068	50mm Air Valve
5069	25mm Air Valve
5070	Sump Cleaning
5071	Charges for cleaning the sumps of TWAD Board by clearing the sludge and disposing it to near by boundary of the sump site including baling out the sludge water by using diesel pumpset of required capacity and removing the algae and scaling by scrapping, flushing the sump finally with bleaching powder and spreading bleaching powder around the sump , etc., complete and as directed by the departmental officers
5072	1.00 LL capacity of sump @ Thoothur
5073	8.00 LL capacity of sump @ T,Palur Booster
5074	0.20 LL capacity of sump @ Angarayanallur
5075	8.00 LL capacity of sump @ Jayankondam Booster
5076	0.20 LL capacity of sump @ Elaiyur Mariamman koil
5077	0.20 LL capacity of sump @ Elaiyur Colony
5078	0.20 LL capacity of sump @ Variyankaval East
5079	1.00 LL capacity of sump @ Variyankaval GH
5080	1.50 LL capacity of sump @ Devanur
5081	1.00 LL capacity of sump @ Kuvagam
5082	2.00 LL capacity of sump @ Edayakurichi
5083	2.00 LL capacity of sump @ Agneespuram
5084	2.00 LL capacity of sump @ Koovathur
5085	1.00 LL capacity of sump @ Ayyur
5086	2.00 LL capacity of sump @ Kumilakuzhi
5087	1.00 LL capacity of sump @ Silambur
5088	1.00 LL capacity of sump @ Pukkuzhi
5089	0.60LL capacity of sump @ Alagapuram OHT
5090	2.00 LL capacity of sump @ Alagapuram Naidu Street
5091	0.60 LL capacity of sump @ Alagapuram Colony
5092	1.00 LL capacity of sump @ Agaram
5093	1.00 LL capacity of sump @ Kavarapalayam
5094	0.30 LL capacity of sump @ Manakollai
5095	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
5096	For the Year 2026-2027 (From 01.04.2026 to 31.03.2027)
5097	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
5098	Leak and Burst
5099	Attending Minor/ Major Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
5100	PVC / HDPE Pipes - Minor/ Circumferential Leak
5101	63mm 4 ksc PVC Pipes
5102	75mm 4 ksc PVC Pipes
5103	90mm 4 ksc PVC Pipes
5104	110mm 4 ksc PVC Pipes
5105	140mm 4 ksc PVC Pipes
5106	50mm 6 ksc PVC Pipes
5107	63mm 6 ksc PVC Pipes
5108	75mm 6 ksc PVC Pipes
5109	90mm 6 ksc PVC Pipes
5110	110mm 6 ksc PVC Pipes
5111	140mm 6 ksc PVC Pipes
5112	160mm 6 ksc PVC Pipes
5113	160mm HDPE PN6 Pipes
5114	250mm HDPE PN6 Pipes
5115	280mm HDPE PN6 Pipes
5116	315mm HDPE PN6 Pipes
5117	355mm HDPE PN6 Pipes
5118	160mm HDPE PN8 Pipes
5119	355mm HDPE PN8 Pipes
5120	PVC / HDPE Pipes - Major Burst
5121	63mm 4 ksc PVC Pipes
5122	75mm 4 ksc PVC Pipes
5123	90mm 4 ksc PVC Pipes
5124	110mm 4 ksc PVC Pipes
5125	140mm 4 ksc PVC Pipes
5126	50mm 6 ksc PVC Pipes
5127	63mm 6 ksc PVC Pipes
5128	75mm 6 ksc PVC Pipes
5129	90mm 6 ksc PVC Pipes
5130	110mm 6 ksc PVC Pipes
5131	140mm 6 ksc PVC Pipes
5132	160mm 6 ksc PVC Pipes
5133	160mm HDPE PN6 Pipes
5134	250mm HDPE PN6 Pipes
5135	280mm HDPE PN6 Pipes
5136	315mm HDPE PN6 Pipes
5137	355mm HDPE PN6 Pipes
5138	160mm HDPE PN8 Pipes
5139	355mm HDPE PN8 Pipes
5140	GI Pipes - Above GL
5141	125 mm GI pipe
5142	100 mm GI pipe
5143	80 mm GI pipe
5144	65mm GI pipe
5145	50 mm GI pipe
5146	MS Pipes - Above GL
5147	300mm MS
5148	350mm MS
5149	DI - Minor/ Circumferential Leak
5150	200mm DI
5151	250mm DI
5152	Supply and delivery of GM gate vaves as per IS BS5154 and related IS specification complete and as directed by the TWAD board officers
5153	50 mm GM Gate valve
5154	65 mm GM Gate valve
5155	80 mm GM Gate valve
5156	50 mm GM NRV valve
5157	65 mm GM NRV valve
5158	80 mm GM NRV valve
5159	Repairing and reconditioning of Air Valve in pumping , booster and branch main
5160	50mm DI Single Chamber Air release Valve
5161	80mm DI Single Chamber Air release Valve
5162	50mm CI Double Air Valve
5163	40mm CI Double Air Valve
5164	25mm CI Single Air Valve
5165	Supply and delivery of DI non return valve IS specification complete and as directed by the TWAD board officers.
5166	50mm DI Non-Return Valve
5167	65mm DI Non-Return Valve
5168	80mm DI Non-Return Valve
5169	100mm DI Non-Return Valve
5170	250mm DI Non-Return Valve
5171	Supply and Delivery of MJ Collars 200mm
5172	REPAIR AND RENEWALS
5173	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
5174	Repairing and reconditioning of 100 HP HSC Motor including all material, labour, etc
5175	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
5176	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
5177	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
5178	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
5179	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
5180	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
5181	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5182	Transportation charges for conveying the motor from work shop to Pumping Station
5183	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
5184	Repairing and reconditioning of 100 HP HSC Pump including all material, labour, etc
5185	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
5186	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
5187	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
5188	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
5189	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
5190	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
5191	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
5192	Supply and delivery of Driven End and Non Driven End bearings
5193	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5194	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
5195	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
5196	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour, etc at Infiltration wells Head works
5197	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5198	Transporting the pumpset from Pump House to work shop.
5199	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5200	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5201	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5202	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5203	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5204	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour, etc
5205	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5206	Transporting the pumpset from Pump House to work shop.
5207	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5208	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5209	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5210	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5211	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5212	Repairing and reconditioning of 4 HP and 3HP Submersible Pumpset including all material, labour, etc
5213	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5214	Transporting the pumpset from Pump House to work shop.
5215	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5216	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5217	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5218	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5219	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5220	Repairing and reconditioning of 1 HP Submersible Pumpset including all material, labour, etc
5221	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5222	Transporting the pumpset from Pump House to work shop.
5223	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5224	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5225	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5226	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5227	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5228	Repairing and reconditioning of 2 HP Submersible Pumpset including all material, labour, etc
5229	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5230	Transporting the pumpset from Pump House to work shop.
5231	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5232	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5233	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5234	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5235	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5236	Repairing and reconditioning of 1HP Centrifugal Monoblock Pumpset including all material, labour, etc at Keelaveli to Pattiyadi
5237	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5238	Transporting the pumpset from the Pumping Station to work shop.
5239	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5240	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5241	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5242	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5243	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5244	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5245	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5246	Repairing and reconditioning of 3 HP Centrifugal Monoblock Pumpset including all material,labour,etc
5247	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5248	Transporting the pumpset from the Pumping Station to work shop.
5249	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5250	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5251	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5252	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5253	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5254	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5255	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5256	Repairing and reconditioning of 2 HP Centrifugal Pumpset including all material,labour,etc at Kallathur SP to kallathur
5257	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5258	Transporting the pumpset from the Pumping Station to work shop.
5259	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5260	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5261	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5262	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5263	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5264	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5265	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5266	Attending the repair works in Soft Starter 100HP
5267	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
5268	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
5269	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
5270	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
5271	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5272	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
5273	Supply and Delivery of PLA Safety Relay suitable for the starter
5274	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5275	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5276	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
5277	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
5278	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
5279	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5280	Repairing and reconditioning of ATS Starter 12.50 HP
5281	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
5282	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5283	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5284	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5285	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5286	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5287	Repairing and reconditioning of ATS Starter 25 HP
5288	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
5289	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5290	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5291	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5292	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5293	Supply and Delivery of PLA Safety Relay suitable for the starter
5294	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5295	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5296	Repairing and reconditioning of DOL Starter 1 HP
5297	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5298	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5299	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5300	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5301	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5302	Repairing and reconditioning of DOL Starter 2 HP
5303	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5304	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5305	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5306	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5307	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5308	Repairing and reconditioning of DOL Starter 3 HP
5309	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5310	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5311	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5312	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5313	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5314	Replacement of Electrical items
5315	Volt meter SR 96 600 V-AC
5316	Ammeter SR 96 5D/5A C.T.operated-AC
5317	LED Outdoor fittings a) 30 W LED street light fittings
5318	Supply, delivery and fixing of 200 AMPS porcelain Fuse unit (500V) with fuse
5319	Supply, delivery and fixing of 100 AMPS porcelain Fuse unit (500V) with fuse wire in the existing place inside the pump room for sump
5320	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/ 440V 50 HZ conforming to ISS:2834 with ISI marking
5321	Sump Cleaning
5322	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
5323	2.2 LL capacity of sump @ Head works
5324	4.00 LL capacity of sump @ Vanathirayanpattiam
5325	2.00 LL capacity of sump @ Kazhuvanthondi Booster
5326	0.3 LL capacity of sump @ Pilichikuli, Cholakuruchi, Keelaveli
5327	1.00 LL capacity of Stand Post @ Kallathur, Vankudy
5328	1.50 LL capacity of Stand Post @ Periayavalaiyam, Radhapuram
5329	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
5330	2,00,000 LPH
5331	10,000 LPH
5332	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
5333	For the Year 2027-2028(From 01.04.2027 to 31.03.2028)
5334	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
5335	Leak and Burst
5336	Attending Minor/ Major Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
5337	PVC / HDPE Pipes - Minor/ Circumferential Leak
5338	63mm 4 ksc PVC Pipes
5339	75mm 4 ksc PVC Pipes
5340	90mm 4 ksc PVC Pipes
5341	110mm 4 ksc PVC Pipes
5342	140mm 4 ksc PVC Pipes
5343	50mm 6 ksc PVC Pipes
5344	63mm 6 ksc PVC Pipes
5345	75mm 6 ksc PVC Pipes
5346	90mm 6 ksc PVC Pipes
5347	110mm 6 ksc PVC Pipes
5348	140mm 6 ksc PVC Pipes
5349	160mm 6 ksc PVC Pipes
5350	160mm HDPE PN6 Pipes
5351	250mm HDPE PN6 Pipes
5352	280mm HDPE PN6 Pipes
5353	315mm HDPE PN6 Pipes
5354	355mm HDPE PN6 Pipes
5355	160mm HDPE PN8 Pipes
5356	355mm HDPE PN8 Pipes
5357	PVC / HDPE Pipes - Major Burst
5358	63mm 4 ksc PVC Pipes
5359	75mm 4 ksc PVC Pipes
5360	90mm 4 ksc PVC Pipes
5361	110mm 4 ksc PVC Pipes
5362	140mm 4 ksc PVC Pipes
5363	50mm 6 ksc PVC Pipes
5364	63mm 6 ksc PVC Pipes
5365	75mm 6 ksc PVC Pipes
5366	90mm 6 ksc PVC Pipes
5367	110mm 6 ksc PVC Pipes
5368	140mm 6 ksc PVC Pipes
5369	160mm 6 ksc PVC Pipes
5370	160mm HDPE PN6 Pipes
5371	250mm HDPE PN6 Pipes
5372	280mm HDPE PN6 Pipes
5373	315mm HDPE PN6 Pipes
5374	355mm HDPE PN6 Pipes
5375	160mm HDPE PN8 Pipes
5376	355mm HDPE PN8 Pipes
5377	GI Pipes - Above GL
5378	125 mm GI pipe
5379	100 mm GI pipe
5380	80 mm GI pipe
5381	65mm GI pipe
5382	50 mm GI pipe
5383	MS Pipes - Above GL
5384	300mm MS
5385	350mm MS
5386	DI - Minor/ Circumferential Leak
5387	200mm DI
5388	250mm DI
5389	Supply and delivery of GM gate vaves as per IS BS5154 and related IS specification complete and as directed by the TWAD board officers.
5390	50 mm GM Gate valve
5391	65 mm GM Gate valve
5392	80 mm GM Gate valve
5393	50 mm GM NRV valve
5394	65 mm GM NRV valve
5395	80 mm GM NRV valve
5396	Repairing and reconditioning of Air Valve in pumping , booster and branch main
5397	50mm DI Single Chamber Air release Valve
5398	80mm DI Single Chamber Air release Valve
5399	50mm CI Double Air Valve
5400	40mm CI Double Air Valve
5401	25mm CI Single Air Valve
5402	Supply and delivery of DI non return valve IS specification complete and as directed by the TWAD board officers.
5403	50mm DI Non-Return Valve
5404	65mm DI Non-Return Valve
5405	80mm DI Non-Return Valve
5406	100mm DI Non-Return Valve
5407	250mm DI Non-Return Valve
5408	Supply and Delivery of MJ Collars 200mm
5409	REPAIR AND RENEWALS
5410	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
5411	Repairing and reconditioning of 100 HP HSC Motor including all material, labour, etc
5412	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
5413	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
5414	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
5415	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
5416	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
5417	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
5418	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5419	Transportation charges for conveying the motor from work shop to Pumping Station
5420	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
5421	Repairing and reconditioning of 100 HP HSC Pump including all material, labour, etc
5422	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
5423	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
5424	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
5425	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
5426	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
5427	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
5428	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
5429	Supply and delivery of Driven End and Non Driven End bearings
5430	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5431	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
5432	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
5433	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour, etc at Infiltration wells Head works
5434	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5435	Transporting the pumpset from Pump House to work shop.
5436	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5437	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5438	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5439	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5440	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5441	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour, etc
5442	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5443	Transporting the pumpset from Pump House to work shop.
5444	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5445	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5446	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5447	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5448	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5449	Repairing and reconditioning of 4 HP and 3HP Submersible Pumpset including all material, labour, etc
5450	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5451	Transporting the pumpset from Pump House to work shop.
5452	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5453	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5454	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5455	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5456	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5457	Repairing and reconditioning of 1 HP Submersible Pumpset including all material, labour, etc
5458	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5459	Transporting the pumpset from Pump House to work shop.
5460	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5461	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5462	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5463	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5464	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5465	Repairing and reconditioning of 2 HP Submersible Pumpset including all material, labour, etc
5466	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5467	Transporting the pumpset from Pump House to work shop.
5468	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5469	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5470	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5471	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5472	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5473	Repairing and reconditioning of 1HP Centrifugal Monoblock Pumpset including all material, labour, etc at Keelaveli to Pattiyadi
5474	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5475	Transporting the pumpset from the Pumping Station to work shop.
5476	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5477	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5478	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5479	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5480	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5481	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5482	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5483	Repairing and reconditioning of 3 HP Centrifugal Monoblock Pumpset including all material,labour,etc
5484	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5485	Transporting the pumpset from the Pumping Station to work shop.
5486	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5487	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5488	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5489	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5490	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5491	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5492	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5493	Repairing and reconditioning of 2 HP Centrifugal Pumpset including all material,labour,etc at Kallathur SP to kallathur
5494	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5495	Transporting the pumpset from the Pumping Station to work shop.
5496	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5497	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5498	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5499	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5500	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5501	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5502	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5503	Attending the repair works in Soft Starter 100HP
5504	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
5505	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
5506	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
5507	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
5508	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5509	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
5510	Supply and Delivery of PLA Safety Relay suitable for the starter
5511	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5512	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5513	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
5514	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
5515	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
5516	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5517	Repairing and reconditioning of ATS Starter 12.50 HP
5518	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
5519	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5520	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5521	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5522	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5523	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5524	Repairing and reconditioning of ATS Starter 25 HP
5525	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
5526	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5527	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5528	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5529	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5530	Supply and Delivery of PLA Safety Relay suitable for the starter
5531	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5532	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5533	Repairing and reconditioning of DOL Starter 1 HP
5534	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5535	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5536	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5537	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5538	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5539	Repairing and reconditioning of DOL Starter 2 HP
5540	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5541	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5542	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5543	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5544	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5545	Repairing and reconditioning of DOL Starter 3 HP
5546	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5547	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5548	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5549	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5550	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5551	Replacement of Electrical items
5552	Volt meter SR 96 600 V-AC
5553	Ammeter SR 96 5D/5A C.T.operated-AC
5554	LED Outdoor fittings a) 30 W LED street light fittings
5555	Supply, delivery and fixing of 200 AMPS porcelain Fuse unit (500V) with fuse
5556	Supply, delivery and fixing of 100 AMPS porcelain Fuse unit (500V) with fuse wire in the existing place inside the pump room for sump
5557	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/ 440V 50 HZ conforming to ISS:2834 with ISI markingTWAD SR 2022-23/P.205
5558	Sump Cleaning
5559	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
5560	2.2 LL capacity of sump @ Head works
5561	4.00 LL capacity of sump @ Vanathirayanpattiam
5562	2.00 LL capacity of sump @ Kazhuvanthondi Booster
5563	0.3 LL capacity of sump @ Pilichikuli, Cholakuruchi, Keelaveli
5564	1.00 LL capacity of Stand Post @ Kallathur, Vankudy
5565	1.50 LL capacity of Stand Post @ Periayavalaiyam, Radhapuram
5566	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
5567	2,00,000 LPH
5568	10,000 LPH
5569	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations.
5570	For the Year 2028-2029(From 01.04.2028 to 31.03.2029)
5571	Operation and Maintenance of the Electro Mechanical installations, equipements, components,pipelines valves and appurtenances,water retaining structuress including protection of all scheme components from damages /theft undertaking legal actions for such untoward incidents,preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earnmarked quantity of water to the beneficiaries as per stanndard operating procedures,Acts and rules in force and as directected by TWAD Board Oficers and excluding cost towards attending leak,burst repairs and replacement works to electro mechanical installations consumables for disinfection of water,cleaning of all water retaining structure.
5572	Leak and Burst
5573	Attending Minor/ Major Leaks in the pipelines of this CWSS for the following items as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges etc complete with in the stipulated time limit as specified in clause 2.6.4 of General conditions of Contact-Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes.The specification has to be mentioned under the clause 1.7 of GCC-Part-I)
5574	PVC / HDPE Pipes - Minor/ Circumferential Leak
5575	63mm 4 ksc PVC Pipes
5576	75mm 4 ksc PVC Pipes
5577	90mm 4 ksc PVC Pipes
5578	110mm 4 ksc PVC Pipes
5579	140mm 4 ksc PVC Pipes
5580	50mm 6 ksc PVC Pipes
5581	63mm 6 ksc PVC Pipes
5582	75mm 6 ksc PVC Pipes
5583	90mm 6 ksc PVC Pipes
5584	110mm 6 ksc PVC Pipes
5585	140mm 6 ksc PVC Pipes
5586	160mm 6 ksc PVC Pipes
5587	160mm HDPE PN6 Pipes
5588	250mm HDPE PN6 Pipes
5589	280mm HDPE PN6 Pipes
5590	315mm HDPE PN6 Pipes
5591	355mm HDPE PN6 Pipes
5592	160mm HDPE PN8 Pipes
5593	355mm HDPE PN8 Pipes
5594	PVC / HDPE Pipes - Major Burst
5595	63mm 4 ksc PVC Pipes
5596	75mm 4 ksc PVC Pipes
5597	90mm 4 ksc PVC Pipes
5598	110mm 4 ksc PVC Pipes
5599	140mm 4 ksc PVC Pipes
5600	50mm 6 ksc PVC Pipes
5601	63mm 6 ksc PVC Pipes
5602	75mm 6 ksc PVC Pipes
5603	90mm 6 ksc PVC Pipes
5604	110mm 6 ksc PVC Pipes
5605	140mm 6 ksc PVC Pipes
5606	160mm 6 ksc PVC Pipes
5607	160mm HDPE PN6 Pipes
5608	250mm HDPE PN6 Pipes
5609	280mm HDPE PN6 Pipes
5610	315mm HDPE PN6 Pipes
5611	355mm HDPE PN6 Pipes
5612	160mm HDPE PN8 Pipes
5613	355mm HDPE PN8 Pipes
5614	GI Pipes - Above GL
5615	125 mm GI pipe
5616	100 mm GI pipe
5617	80 mm GI pipe
5618	65mm GI pipe
5619	50 mm GI pipe
5620	MS Pipes - Above GL
5621	300mm MS
5622	350mm MS
5623	DI - Minor/ Circumferential Leak
5624	200mm DI
5625	250mm DI
5626	Supply and delivery of GM gate vaves as per IS BS5154 and related IS specification complete and as directed by the TWAD board officers.
5627	50 mm GM Gate valve
5628	65 mm GM Gate valve
5629	80 mm GM Gate valve
5630	50 mm GM NRV valve
5631	65 mm GM NRV valve
5632	80 mm GM NRV valve
5633	Repairing and reconditioning of Air Valve in pumping , booster and branch main
5634	50mm DI Single Chamber Air release Valve
5635	80mm DI Single Chamber Air release Valve
5636	50mm CI Double Air Valve
5637	40mm CI Double Air Valve
5638	25mm CI Single Air Valve
5639	Supply and delivery of DI non return valve IS specification complete and as directed by the TWAD board officers.
5640	50mm DI Non-Return Valve
5641	65mm DI Non-Return Valve
5642	80mm DI Non-Return Valve
5643	100mm DI Non-Return Valve
5644	250mm DI Non-Return Valve
5645	Supply and Delivery of MJ Collars 200mm
5646	REPAIR AND RENEWALS
5647	Rewinding of motors in pumping station in the Electrical, Mechanical and Electro-mechanical items to bring back the scheme / components into normal running conditition as per standard specification including all labour charges, cost of materials and all incidental charges within the stipulated time limit etc., complete as specified in Clause 2.8 of General conditions of Contract Part II etc as directed by TWAD Board officers
5648	Repairing and reconditioning of 100 HP HSC Motor including all material, labour, etc
5649	Charges for removing the motor from bed after disconnection of power supply cable, Earthing line and Coupling arrangements by using contractor tools and materials.
5650	Transportation charges for conveying the motor from the Booster Station to Our work shop including loading and unloading charges.
5651	Labour Charges for removing the two end side cover with fan arrangements and the damaged driven end and non driven end bearings.
5652	Charges for removing the burnt wires from the rotor assembly and cleaning and checking the slots of rotor and labour charges for rewinding of Centrifugal Squirrel Cage Induction Motor after deducting the cost of old materials and including suppy and delivery of Class ‘F’ Insulation Super enameled Copper wire, required for rewinding and Fiber Glass wire, Fiber Glass Sleeves, Class ‘F’ insulation paper, Copper Socket and FG thread required for rewinding of Squirrel Cage Induction Motor
5653	Labour Charges for reconditioning the worn out shaft for driven end and non driven end bearing seating, knurling, bend checking, and etc.,
5654	Supply and delivery of Driven End and Non Driven End bearings suitable for the required Induction Motor
5655	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5656	Transportation charges for conveying the motor from work shop to Pumping Station
5657	Charges for reassembling the motor with bed and pump coupling, alignment checking connecting power supply cable, including required bolt and Nuts and testing trial running etc.,
5658	Repairing and reconditioning of 100 HP HSC Pump including all material, labour, etc
5659	Charges for removing the motor from bed assembly after dismantling of Coupling arrangements and removing the pump assembly and including the provision of dummy flange arrangements by using contractor tools and materials.
5660	Transportation charges for conveying the Pump assembly from the Pumping Station to work shop including loading and unloading charges.
5661	Labour Charges for removing the impeller by using hydralic system, DE and NDE Bearings
5662	Labour Charges for reconditioning the worn out shaft including welding the shaft to suit the impeller and suit the driven end and non driven end bearing seating, knurling, bend checking and etc.,
5663	Supply, delivery and fixing of Shaft sleeves in Gun metal including machining charges and making key ways after deducting the scrap materials
5664	Balancing of Rotor with impeller both dyanamically and Hydralically by using required dyanamic balancing machine
5665	Supply, delivery and fixing of Gunmetal seal rings for impeller neck including machining charges after deducting the scrap materials
5666	Supply and delivery of Driven End and Non Driven End bearings
5667	Labour Charges fixing the DE and NDE bearings correctly and neatly with required lubrications by contractors tools & Materials
5668	Transportation charges for conveying the Pump assembly from work shop to Pumping Station.
5669	Charges for reassembling the Pump with Motor by using pulley and alignment checking, including required bolt and Nuts and testing trial running etc.,
5670	Repairing and reconditioning of 12.50 HP Submersible Pumpset including all material, labour, etc at Infiltration wells Head works
5671	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5672	Transporting the pumpset from Pump House to work shop.
5673	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5674	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5675	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5676	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5677	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5678	Repairing and reconditioning of 20 HP Submersible Pumpset including all material, labour, etc
5679	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5680	Transporting the pumpset from Pump House to work shop.
5681	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5682	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5683	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5684	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5685	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5686	Repairing and reconditioning of 4 HP and 3HP Submersible Pumpset including all material, labour, etc
5687	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5688	Transporting the pumpset from Pump House to work shop.
5689	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5690	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5691	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5692	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5693	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5694	Repairing and reconditioning of 1 HP Submersible Pumpset including all material, labour, etc
5695	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5696	Transporting the pumpset from Pump House to work shop.
5697	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5698	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5699	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5700	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5701	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5702	Repairing and reconditioning of 2 HP Submersible Pumpset including all material, labour, etc
5703	Removing the Submersible pumpset by using tripod set after disconnecting the power supply cable and delivery pipe line fittings
5704	Transporting the pumpset from Pump House to work shop.
5705	Rewinding the submersible motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5706	Reconditioning the worn-out shaft and fittings, impeller and Gun Metal/ SS Bushes including cost of lath work & labour charges etc.,
5707	Replacement of carbon type thrust bearing and pumpside Gun Metal Bush including cost of labour charges after deducting the cost of old material
5708	Transporting charges for Submersible pumpset from work shop to Pump House after attending repair works.
5709	Re-erection of pumpset in the Sump / Well by using tripod set and required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipeline arrangements testing to trial pumping.
5710	Repairing and reconditioning of 1HP Centrifugal Monoblock Pumpset including all material, labour, etc at Keelaveli to Pattiyadi
5711	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5712	Transporting the pumpset from the Pumping Station to work shop.
5713	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5714	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5715	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5716	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5717	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5718	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5719	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5720	Repairing and reconditioning of 3 HP Centrifugal Monoblock Pumpset including all material,labour,etc
5721	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5722	Transporting the pumpset from the Pumping Station to work shop.
5723	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5724	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5725	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5726	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5727	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5728	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5729	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5730	Repairing and reconditioning of 2 HP Centrifugal Pumpset including all material,labour,etc at Kallathur SP to kallathur
5731	Removing the Monblock Centrifugal Pumpset from the Bed assembly by using contractors tools and materials after disconnecting the power supply cable and delivery pipe line fittings with required dummy plate arrangements.
5732	Transporting the pumpset from the Pumping Station to work shop.
5733	Removing the Burnt winding materials from the stator slots and cleaning the stator and rotor assembly by using contractor tools and materials
5734	Reconditioning the worn-out shaft and fittings, impeller and Rope gland bush including cost of lath work & labour charges etc.,
5735	Rewinding the Monblock Centrifugal Motor using best quality winding wire including cost of wire, Sleeve, other insulating and fibre class materials after deducting the cost of old materials.
5736	Replacement of driven end (No: XXXX) and Non driven end (No:XXXX) Bearings suitable for Monblock Centrifugal Motor including the cost of Bearing and labour charges after deducting the cost of old materials.
5737	Replacement of cooling fan at motor end and Terminal Board for suitable for Monblock Centrifugal Pumpset and labour charges after deducting the cost of old materials.
5738	Transporting charges for Monblock Centrifugal Pumpset from work shop to Pump House after attending repair works.
5739	Re-erection of pumpset in the Sump / Well by using required Rubber washer and Bolt & Nuts and connecting the power supply cable and delivery pipe line arrangements, testing and trial pumping.
5740	Attending the repair works in Soft Starter 100HP
5741	Labour Charges for removing the Burnt FCMA Coil, After Disconnecting the terminal connection and fixing the FCMA Coil after attending the rewinding work.
5742	Charges for Conveying the FCMA Coil from pumping Station to workshop and Workshop to pumping Station
5743	Labour Charges for Removal of unservicable contactor with all terminal connection suitable for the starter
5744	Labour Charges for Removal of Single Phase Preventer, Timer, CT Coil, Volt Meter, Ammeter, Selector Switch and PLA safety Relay suitable for the starter
5745	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5746	Charges for Removing the old wire from the FCMA Coil ,Cleaning, Rewinding of FCMA Coil and supply and delivery of Double Coated Enamel Copper Wire and all insulation materials after deducting old scrap materials etc., complete
5747	Supply and Delivery of PLA Safety Relay suitable for the starter
5748	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5749	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5750	Replacement of Tin Copper Fibre Glass Wire for Main Control Wire suitable for the starter after deducting the old scrap value as directed by TWAD Board Officers.
5751	Replacement of Side mounting Add-on Auxillary Contact Block including the cost of material Suitable for the starter, as directed by TWAD Board Officers.
5752	Replacement of CT Coil with suitable Clamp Suitable for the starter as directed by TWAD Board Officers.
5753	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5754	Repairing and reconditioning of ATS Starter 12.50 HP
5755	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete., and as directed by TWAD Board officers.
5756	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5757	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5758	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5759	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5760	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5761	Repairing and reconditioning of ATS Starter 25 HP
5762	Labour Charges for removing the Burnt ATS Coil after draining the contaminated oil and cleaing the oil tank and fixing the ATS Coil after attending the rewinding work and filling the required oil in the oil tank etc., Complete,as directed by TWAD Board officers.
5763	Charges for Conveying the ATS Coil from pumping Station to workshop and Workshop to pumping Station
5764	Charges for Removing the old wire from the ATS Coil , Cleaning, Rewinding of ATS Coil by using double Coated Enamel Copper Wire and all insulation materials including the cost of materials after deducting old scrap materials etc., complete
5765	Labour Charges for Removal of unservicable / burnt contactor with terminal connection Single Phase Preventer, Timer, OLR, CT Coil and PLA safety Relay suitable for the starter
5766	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5767	Supply and Delivery of PLA Safety Relay suitable for the starter
5768	Replacement of On delay / OFF Delay Timer including the cost of material suitable for the starter as directed by TWAD Board officers.
5769	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5770	Repairing and reconditioning of DOL Starter 1 HP
5771	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5772	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5773	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5774	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5775	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5776	Repairing and reconditioning of DOL Starter 2 HP
5777	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5778	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5779	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5780	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5781	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5782	Repairing and reconditioning of DOL Starter 3 HP
5783	Labour Charges for Removal and Re-fixing of unserviceable or burnt Single phase Preventer, MCB, Over load Relay, terminal block , Contactor and capacitor for the starter
5784	Replacement of required capacity moving kit of Contactor, and No Volt Coil suitable for the starter including the cost of materials etc., complete
5785	Charges for Replacement of burnt control circuit wire, ON / OFF Switch and required Main Wire including required cable crimping work in the starter including the cost of materials etc., complete
5786	Replacement of Terminal block Suitable for the starter as directed by TWAD Board Officers.
5787	Replacement of power supply Phase indicator, ON / OFF Indicator suitable for the starter.
5788	Replacement of Electrical items
5789	Volt meter SR 96 600 V-AC
5790	Ammeter SR 96 5D/5A C.T.operated-AC
5791	LED Outdoor fittings a) 30 W LED street light fittings
5792	Supply, delivery and fixing of 200 AMPS porcelain Fuse unit (500V) with fuse
5793	Supply, delivery and fixing of 100 AMPS porcelain Fuse unit (500V) with fuse wire in the existing place inside the pump room for sump
5794	Power capacitor for power factor improvement with oil filled with discharge resistance 3 phase 415/ 440V 50 HZ conforming to ISS:2834 with ISI markingTWAD SR 2022-23/P.205
5795	Sump Cleaning
5796	Cleaning of all storage points like sumps, stand posts of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, dewatering, desilting using rquired machineries , materials , labour, all incidental chargs , application of bleaching powder/ solution etc complete and as directed by TWAD Board officers
5797	2.2 LL capacity of sump @ Head works
5798	4.00 LL capacity of sump @ Vanathirayanpattiam
5799	2.00 LL capacity of sump @ Kazhuvanthondi Booster
5800	0.3 LL capacity of sump @ Pilichikuli, Cholakuruchi, Keelaveli
5801	1.00 LL capacity of Stand Post @ Kallathur, Vankudy
5802	1.50 LL capacity of Stand Post @ Periayavalaiyam, Radhapuram
5803	Supply and delivery of electrode assembly suitable for water disinfection equipment using silver ionization process using pure silver metal electrode and fixed on PVC/Nylon sheets and nuts with electrical leads for the following capacities. The supply should be with the quality test certificate from approved organisations. (For 2 time eloctroedes replacement per year)
5804	2,00,000 LPH
5805	10,000 LPH
5806	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations. Please Enable Macros to View BoQ information
5807	Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of disinfectents such as bleaching powder/ Common Salt as applicable. The supply should be with the quality test certificate from approved organisations. Please Enable Macros to View BoQ information

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Tender For Operation And Maintenance Of The 8 Nos Of Cwss To Ariyalur District(Pkg-27) Including Repair, Rectification Works And Supply Of Chemicals For The Years Period From 2026-2027 To 2028-2029, Ariyalur-Tamil Nadu

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Tender For Operation And Maintenance Of The 8 Nos Of Cwss To Ariyalur District(Pkg-27) Including Repair, Rectification Works And Supply Of Chemicals For The Years Period From 2026-2027 To 2028-2029, Ariyalur-Tamil Nadu

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