Tender For Improvement To Existing Sewerage System Under Nesapakkam Stp Catchment Area - Sw-04 - Rehabilitation And Upgradation Of Existing Sewage Pumping Stations, Rising Main, E&M Works And Scada System In Areas 9,10 & 13 And Central Command Centre At H, Chennai-Tamil Nadu

TDR : 54605691

Tender Notice
BOQ

27 Days Left

Chennai , Tamil Nadu

Tender Brief : Tender For Improvement To Existing Sewerage System Under Nesapakkam Stp Catchment Area - Sw-04 - Rehabilitation And Upgradation Of Existing Sewage Pumping Stations, Rising Main, E&M Works And Scada System In Areas 9,10 & 13 And Central Command Centre At H

Document Fees
Refer document

EMD
₹ 10900000.0 /-

Tender Value
Refer document

Submission Date
08-04-2026

Competition Type
Indian

Bidding Type
Works

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1	Bill No.1 Rising Main
2	Supply, Delivery of CI S/S pipes with EDPM rubber gaskets
3	Class-LA 150mm Diameter
4	Class-LA 200mm Diameter
5	Class-LA 250mm Diameter
6	Class-LA 500mm Diameter
7	Class-LA 600mm Diameter
8	Laying and jointing CI S/S pipes with EDPM rubber gaskets including earth work excavation in hard stiff clay,black cotton, hard red earth,shales,murrum gravel, stoney earth and earth mixed with small size boulders depositing the earth on banks with initial lead of 10m, carting the pipes to the site of work lowering in to the trenches, aligning including disposal of surpulus earth, refilling the trenches etc, complete at an average depth of upto 1.5m.
9	Non Bus Route
10	Class-LA 150mm Diameter
11	Class-LA 200mm Diameter
12	Class-LA 250mm Diameter
13	Class-LA 500mm Diameter
14	Class-LA 600mm Diameter
15	Bus Route
16	Class-LA 150mm Diameter
17	Class-LA 200mm Diameter
18	Class-LA 250mm Diameter
19	Class-LA 600mm Diameter
20	Supply, conveying and fixing CI specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and raing to consolidation, etc. at any depth. including jointing of CI specials with molten lead and yarn, Double Flanged specials with rubber insertion with M.S bolts and Nuts
21	150mm D/Soc CI 22.5º Bend
22	150mm D/Soc CI 45º Bend
23	150mm D/Soc CI 90º Bend
24	200mm D/Soc CI 45º Bend
25	200mm D/Soc CI 90º Bend
26	250mm D/Soc CI 22.5º Bend
27	250mm D/Soc CI 45º Bend
28	250mm D/Soc CI 90º Bend
29	500mm D/Soc CI 22.5º Bend
30	500mm D/Soc CI 90º Bend
31	600mm D/Soc CI 22.5º Bend
32	600mm D/Soc CI 45º Bend
33	600mm D/Soc CI 90º Bend
34	Supplying, conveying and fixing the sluice valves, Scour Valve, Reflux Valve as per IS 14846/2000 PN 1 with tail pieces including fixing the surface boxes/valves, covers. and CI double air valve as per IS14845/2000 with ISI marking including lowering, Aligning etc,m complete
35	80mm Sluice Valve for isolation of AV
36	150mm DN Sluice valve
37	150mm DN Non-Return Valve
38	250mm DN Sluice valve
39	400mm DN Sluice valve
40	200mm DN Sluice valve
41	100mm Sluice Valve for isolation of AV
42	350mm DN Sluice valve
43	DI SINGLE CHAMBER AIR RELEASE VALVE Manufacture, Supply and Delivery of Tamper proof DI single chamber air release valves with pressure range from PN 1.0 to 2.5 with body and cover made of Ductile Iron of Grade GGG 40 conforming to IS 1865 with Food Grade Epoxy Powder coating(EP-P) inside and for outside of colour blue RAL 5005. All internal parts such as float, shell etc., cover bolts, made of Austenitic alloy steel of SS AISI 304/316. The float for DN 50 made of Polytetrafluroethylene/ Austenitic alloy steel of AISI 304/316. Gaskets and seals of EPDM / Neoprene rubber and with 5 years warranty including labour for installation etc., complete
44	80mm Single Chamber Air valve
45	150mm Single Chamber Air valve
46	100 mm Single Chamber Air valve
47	Supply, conveying and fixing CI D/F pipes as per IS:1537 and CI SS/DF specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and raing to consolidation, etc. at any depth.
48	150mm D/F 90oDuck Foot Bend
49	200mm D/F 90oDuck Foot Bend
50	250mm D/F 90oDuck Foot Bend
51	500mm D/F 90oDuck Foot Bend
52	600mm D/F 90oDuck Foot Bend
53	150mm D/F 90o Bend
54	200mm D/F 90o Bend
55	250mm D/F 90o Bend
56	500mm D/F 90o Bend
57	600mm D/F 90o Bend
58	150mm D/F C.I cut pipe - 1m long
59	150mm D/F C.I cut pipe - 2.5m long
60	150mm D/F C.I cut pipe - 3m long
61	200mm D/F C.I cut pipe - 3m long
62	250mm D/F C.I cut pipe - 3m long
63	500mm D/F C.I cut pipe - 3m long
64	600mm D/F C.I cut pipe - 3m long
65	150mm F/Spi Tail Piece
66	200mm F/Spi Tail Piece
67	250mm F/Spi Tail Piece
68	600mm F/Spi Tail Piece
69	500mm F/Spi Tail Piece
70	150mm X 80mm D/Soc/Fl Tee
71	250mm X 80mm D/Soc/Fl Tee
72	200mm X 80mm D/Soc/Fl Tee
73	500mm X 100mm D/Soc/Fl Tee
74	600mm X 150mm D/Soc/Fl Tee
75	Dismantle Joint (Mechanical Joint)
76	Provinding and testing of corrogate design stainless steel expansion bellows with flanges 15mm axial movement, 300mm overall length with tie roads, nuts etc.PN-1.6
77	150mm Diameter Dismantle Joint
78	200mm Diameter Dismantle Joint
79	250mm Diameter Dismantle Joint
80	350mm Diameter Dismantle Joint
81	400mm Diameter Dismantle Joint
82	Construction of chamber for valves including providing and fixing L.S. cover and frame of size 60 x 60cm
83	100mm - 250mm dia Sluice valve
84	300mm - 400mm dia Sluice valve
85	Construction of for Air valve chamber including providing and fixing L.S. cover and frame of size 60 x 60cm
86	80mm Single Chamber Air valve
87	100mm Single Chamber Air valve
88	150mm Single Chamber Air valve
89	Cutting C.I Pipes
90	150mm dia
91	200mm dia
92	250mm dia
93	500mm dia
94	600mm dia
95	Supplying EDPM Rubber Gasket and Making Rubber Joints for D.I/C.I Pipes
96	Class-LA 150mm Diameter
97	Class-LA 200mm Diameter
98	Class-LA 250mm Diameter
99	Class-LA 500mm Diameter
100	Class-LA 600mm Diameter
101	Testing of CI pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs.60/KL) and testing to recoended pressure in convenient streches and attending the bursts if any occurred during the test, excluding the cost of pipes, including other incidental and operational charges, etc., complete.
102	Class-LA 150mm Diameter
103	Class-LA 200mm Diameter
104	Class-LA 250mm Diameter
105	Class-LA 500mm Diameter
106	Class-LA 600mm Diameter
107	Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 angle for outer frame supports, 25 x 25 x 3 angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing \\"METRO WATER\\" & work detail/ caution sign, providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors, fixing stickers etc, including watching during night and placing the barricading units as directed at the sites
108	Cement concrete 1:2:4 using 20 gauge hard broken stone jelly & SRC for plain concrete works including laying raing curing, etc., complete.
109	Thrust Blocks
110	150mm D/Soc CI 90º Bend
111	150mm D/Soc CI 45º Bend
112	150mm D/Soc CI 22.5º Bend
113	200mm D/Soc CI 90º Bend
114	200mm D/Soc CI 45º Bend
115	200mm D/Soc CI 22.5º Bend
116	250mm D/Soc CI 90º Bend
117	250mm D/Soc CI 45º Bend
118	250mm D/Soc CI 22.5º Bend
119	500mm D/Soc CI 90º Bend
120	500mm D/Soc CI 22.5º Bend
121	600mm D/Soc CI 90º Bend
122	600mm D/Soc CI 45º Bend
123	600mm D/Soc CI 22.5º Bend
124	Cutting asphalitc concrete road
125	Non Bus Route
126	Bus Route
127	Providing and laying in position design mix cement concrete of M20 grade for thickness of 100 mm after refilling of trenches for temporary restoration of roads in bus route during night hours
128	TBM Available
129	Where the Site has already been surveyed and maps available in UTM Zone44 coordinate system with TBM available on ground or coordinates of other assets available on Ground.
130	The Contractor must obtain the existing Static GCP points from CMWSSB which should be considered as the control point with known coordinates X, Y and Z. Survey consultant to ensure the closing error is within permissible limits (SoI Standards) while transferring the levels from the existing Static GCP points and the same to be presented as a report. The same process shall be adopted for random verification of positional accuracy of points established using the PBMs as base. As built survey for every sewage and water pipeline and other assets must be done using DGPS based RTK method by transferring the coordinates from the nearest Static GCP of CMWSSB. Where there are signal interruptions for the RTK method, Total Station can be used. The coordinates from the static GCP shall be transferred to the Total Station by RTK method and the co-ordinates of the assets can then be captured by Total Station. All the features, attributes of all the assets, utilities captured shall be Geo referenced as per standard Coordinate reference system (WGS 84 UTM Zone 44N). The final base map with assets and utilities shall be furnished in (.shp) format. The geo referenced assets and utilities along with the attributes (as specified by the GIS Wing, CMWSSB) shall be converted into proper geo database (FGDB / PGDB) with the attributes. One set Hard and Soft Copy of all the CMWSSB assets and utility has to be prepared category wise network wise in A0 Print for verification in a print scale of 1:1000 in A0 plot, with standard legends in international and NUIS standards and should be legible and three sets of final Hard Copy in A0 print.
131	RTK Survey for the Underground sewer system along the roads for the distance 5 to 15km
132	Length of Pipeline for Rising Main
133	For the point Underground / Surface Assets like SPS
134	Micro Tunnelling (by trenchless technology) of suitable dia hole below natural ground level in all type of soil and pushing mentioned below dia MS pipe (ID)/ RCC pipe (OD)/CI including excavation, shoring/ strutting, preparation, maintaining the thrust and receiving pit of depth up to 3.0 m.(State Highways)
135	upto 300mm
136	500-600mm
137	Bill No. 2 - Upgradation of suction well & Renovation
138	Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, murum, gravel, stoney earth or earth mixed with small size boulders and hard gravely soil as per SS20B with initial lead of 10m and lift of 2m etc. complete.
139	For 0 to 2 m depth
140	Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including shuttering for RCC well curb and well steining.
141	Upto 1m above and 3m below GL
142	Providing and laying in position machine batched, machine mixed and machine vibrated design mix. Sulphate resistance cement concrete of M30 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, etc. as per standard specification and as directed at site
143	Up to 1.5m Below & 1.0m above ground level
144	From 1.5m to 4.5m below ground level
145	From 4.5m to 9.0m below ground level
146	C.C 1:2:4 using 20mm gauge hard broken stone jelly for PCC works using Sulphate resistance cement including laying, ramming, curing etc complete for benching and channeling as directed.
147	4.5m to 9m depth
148	Providing point edge to well curb using ISA 200x150x16mm of weight 42.2kg/m
149	Sinking of well below water level including all incidental charges using special tools and plants such as air compressior, helmet etc., complete and including baling out water.
150	2.5m dia well
151	First depth of 2m
152	Second depth of 2m
153	Third depth of 2m
154	3m dia well
155	First depth of 2m
156	Second depth of 2m
157	Third depth of 2m
158	5m dia well
159	First depth of 2m
160	Second depth of 2m
161	Third depth of 2m
162	Fourth depth of 2m
163	Plugging the bottom of the well using C.C 1:2:4 using 20mm gauge hard broken stone jelly for PCC works using Sulphate resistance cement including laying, ramming, curing etc complete for benching and channeling as directed.
164	4.5m to 9m depth
165	Supplying and fabricating CRS bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works as follows
166	Plastering with C.M.1:3 Using Sulphate resistance cement for 20mm thick including curing etc complete.(well inner)
167	Plastering with C.M.1:3 for 12mm thick including curing etc complete.(well outer)
168	Refilling with excavated soil ( other than sand) complying with standard specifications for filling in foundations & basement
169	Disposal of surplus earth
170	Supplying and fixing C.I.steps.
171	Colour washing two coats over one coat white washing
172	Supply and erection of Cast Iron single faced manually operated rising type dia penstock conforming to relevant IS with IS markings on it, having cast iron door and frame with Gunmetal seating, spindle made of Stainless steel, CI head stock with gear arrangment and hand wheel fitted in well.
173	250mm dia penstock
174	300mm dia penstock
175	500mm dia penstock
176	Supply and installation of SS open mesh flooring with 25x6mm thick flats for outer frame and 25x3mm SS and 12x3mm SS flats spaced at 30mm and 60mm respectively and 50x10mm SS flats for mesh support and 50x50x6mm SS angle for opening forming a mesh over the surface of the well etc,complete
177	Lettering with black japan paint of approved Brand and manufacture (Per letter per cm height)
178	DISMANTLING AND CLEARING SITE
179	Dismantling the existing structures on site and materials clearing away and carefully stacking the materials for reuse.
180	Dismantling of Total RCC work
181	For Diversion of flow during construction, Bypass arrangement
182	Supply, delivery of CI socket spigot pipes of LA class including rubber gaskets as per the latest revision of IS 1536, laying, jointing and testing CI pipes (LA class) including earth work excavation for trenches in hard stiff clay, black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil, depositing the earth on banks with initial lead of 10m and initial lift of 2m, lowering the pipes in to the trenches, aligning, making rubber joints, testing CI pipes, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth including timbering the trenches for the depths of 2.5m and above, pumping out sub soil water etc., complete.
183	250mm dia pipe and 1.5m deep
184	250mm dia pipe and 2m deep
185	250mm dia pipe and 3m deep
186	250mm dia pipe and 3.5m deep
187	250mm dia pipe and 4 m deep
188	250mm dia pipe and 5m deep
189	350mm dia pipe and 3m deep
190	350mm dia pipe and 3.5m deep
191	500mm dia pipe and 4.5 m deep
192	500mm dia pipe and 5 m deep
193	500mm dia pipe and 6 m deep
194	600mm dia pipe and 5 m deep
195	700mm dia pipe and 5 m deep
196	700mm dia pipe and 5.5 m deep
197	700mm dia pipe and 6 m deep
198	900mm dia pipe and 4.5 m deep
199	900mm dia pipe and 5.5 m deep
200	Construction of RCC Machine Holes using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B , providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC Machine Hole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the Machine Hole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of Machine Holes.
201	1.2m dia circular machinehole 1.5m deep
202	1.2m dia circular machinehole 2m deep
203	1.2m dia circular machinehole 3m deep
204	1.2m dia circular machinehole 3.5 m deep
205	1.2m dia circular machinehole 4.0 m deep
206	1.2m dia circular machinehole 4.5 m deep
207	1.2m dia circular machinehole 5.0 m deep
208	1.5m dia circular machinehole 4.5m deep
209	1.5m dia circular machinehole 5.0m deep
210	1.5m dia circular machinehole 5.5 m deep
211	1.5m dia circular machinehole 6.0 m deep
212	Laying C.I. pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Board’s Stores to the site of work lowering into the trenches and aligning, etc., complete for the pipes of following diametres.
213	100mm Diameter
214	0.5m Vertical pipe
215	1m Vertical pipe
216	2.75m Vertical pipe
217	3m Horizontal Pipe each section (12m Total for each pump)
218	2 m vertical pipe
219	3 m vertical pipe
220	3 m Horizontal pipe each section (15m Total for each pump)
221	150mm Diameter
222	2.75m Vertical pipe
223	3 m vertical pipe
224	3m Horizontal Pipe each section (12m Total for each pump)
225	Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete. For End Concrete and at sewer crossing storm water drain.
226	For Defunk MH
227	Refilling with excavated soils (other than sand) complying with standard specifications for filling.
228	Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete.For the depth of 0.3m considered.
229	Supply and delivery of following sizes of CI D/F Sluice Valves of BIS mark with actuator for nominal pressure, suitable for operating with CI handle and key rod etc., at site of workinclusive of taxes, duties, levies, transport, insurance etc., including electrical connection and cost of cable and all materials and labour etc complete as directed by Board Officers.
230	100mm Diameter
231	150mm Diameter
232	250mm Diameter
233	Providing CIDF swing check type reflux valve conforming to IS 5312 (Part 1):2004, PN 1, suitable for sewage works with vertical seating complete with bolts, nuts, washers and gaskets as required.
234	100mm Diameter
235	150mm Diameter
236	250mm Diameter
237	Dismantle Joint (Mechincal Joint)
238	Provinding testing of corrogate design stainless steel expansion bellows with flanges 15mm axial movement, 300mm overall length with tie roads, nuts etc.PN-1.6
239	100mm Diameter Dismantle Joint
240	150mm Diameter Dismantle Joint
241	250mm Diameter Dismantle Joint
242	Dewatering using 5 HP diesel engine pumpset including hire charges, cost of Diesel, Engine oil, Pump operator, labour charges, conveyance of pump set and fuel to site and back, loading, unloading and any other incidental charges etc, complete for 24hr
243	Clean Removal of cement plaster from walls
244	Providing and laying in position machine batched machine mixed and machine vibrated design mix. Sulphate resistance cement concrete M30 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, Mixer, vibrator, etc. as per standard specification and as directed at site - Parapet Wall Raised over existing
245	Epoxy Fibre glass Scaffolding including all associated accessories (Extendable upto 15 meter Height)
246	Bill No.3 SCREEN WELL
247	Earthwork excavation in hard stiff clay, stiff black cotton, hard red earth, shales, Muram, gravel, stoney earth and earth mixed with small size boulders S.S. 20-B.with initial lead of 10m and lift of 2.0m
248	For 0 to 2 m depth
249	Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including shuttering for RCC well curb and well steining.
250	Upto 1m above and 3m below GL
251	Providing and laying in position machine batched, machine mixed and machine vibrated design mix. Sulphate resistance cement concrete of M30 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, etc. as per standard specification and as directed at site
252	Up to 1.5m Below & 1.0m above ground level
253	From 1.5m to 4.5m below ground level
254	From 4.5m to 9.0m below ground level
255	Beyond 9.0m below ground level
256	C.C 1:2:4 using 20mm gauge hard broken stone jelly for PCC works using Sulphate resistance cement including laying, ramming, curing etc complete for benching and channeling as directed for benching
257	4.5m to 9m depth
258	Beyond 9.0m depth
259	Providing point edge to well curb using ISA 150x75x10 mm of weight 16.9 kg/m
260	Sinking of well below water level including all incidental charges using special tools and plants such as air compressior, helmet etc., complete and including baling out water
261	3m dia well
262	First depth of 2m
263	Second depth of 2m
264	Third depth of 2m
265	3.5m dia well
266	First depth of 2m
267	Second depth of 2m
268	Third depth of 2m
269	4m dia well
270	First depth of 2m
271	Second depth of 2m
272	Third depth of 2m
273	Fourth depth of 2m
274	5m dia well
275	First depth of 2m
276	Second depth of 2m
277	Third depth of 2m
278	8m dia well
279	First depth of 2m
280	Second depth of 2m
281	Third depth of 2m
282	Fourth depth of 2m
283	Fifth depth of 2m
284	Plugging the bottom of the well using C.C 1:2:4 using 20mm gauge hard broken stone jelly for PCC works using Sulphate resistance cement including laying, ramming, curing etc complete for benching and channeling as directed.
285	4.5m to 9m depth
286	Beyond 9.0m
287	Supplying and fabricating CRS bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works as follows
288	Plastering with C.M.1:3 Using Sulphate resistance cement for 20mm thick including curing etc complete.(well inner)
289	Plastering with C.M.1:3 (SRC) for 12mm thick including curing etc complete.(well outer)
290	Refilling with excavated soil (other than sand) complying with standard specifications for filling in foundations & basement
291	Disposal of surplus earth
292	Supplying and fixing C.I.steps.
293	Colour washing two coats over one coat white washing
294	Supply and erection of Cast Iron single faced manually operated rising type 250mm dia penstock conforming to relevant IS with IS markings on it, having cast iron door and frame with Gunmetal seating, spindle made of Stainless steel, CI head stock with gear arrangment and hand wheel fitted in well.
295	250mm dia
296	400mm dia
297	500mm dia Depth of well 5.0
298	500mm dia Depth of well 10
299	700mm dia Depth of well 5.5
300	700mm dia Depth of well 6.5
301	Supply and installation of SS open mesh flooring with 25x6mm thick flats for outer frame and 25x3mm SS and 12x3mm SS flats spaced at 30mm and 60mm respectively and 50x10mm SS flats for mesh support and 50x50x6mm SS angle for opening forming a mesh over the surface of the well etc,complete
302	For Diversion of flow during construction, Bypass arrangement
303	Supply, delivery of CI socket spigot pipes of LA class including rubber gaskets as per the latest revision of IS 1536, laying, jointing and testing CI pipes (LA class) including earth work excavation for trenches in hard stiff clay, black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil, depositing the earth on banks with initial lead of 10m and initial lift of 2m, lowering the pipes in to the trenches, aligning, making rubber joints, testing CI pipes, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth including timbering the trenches for the depths of 2.5m and above, pumping out sub soil water etc., complete.
304	250mm dia pipe and 3m deep
305	250 mm dia pipe 4m Deep
306	400 mm dia pipe 5.00 m Deep
307	500mm dia pipe and 5.00m deep
308	500mm dia pipe and 6m deep
309	500 mm dia pipe 10m m Deep
310	700 mm dia pipe 6.50 m Deep
311	700 mm dia pipe 5.50m Deep
312	Construction of RCC Machine Holes using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B , providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC Machine Hole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the Machine Hole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of Machine Holes.
313	1.2m dia circular machinehole 4m deep
314	1.2m dia circular machinehole 5.50m deep
315	1.2m dia circular machinehole 5.00m deep
316	1.5m dia circular machinehole 10m deep
317	1.5m dia circular machinehole 6.5m deep
318	1.2m dia circular machinehole 5m deep
319	1.2 m Dia Circular Machine hole 3 m Deep
320	1.5m dia circular machinehole 6 m deep
321	Laying C.I. pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Board’s Stores to the site of work lowering into the trenches and aligning, etc., complete for the pipes of following diametres.
322	100mm Diameter
323	2 m vertical pipe
324	2.75 m vertical pipe
325	3 m Horizontal pipe each section (12m Total for each pump)
326	3 m vertical pipe
327	3 m Horizontal pipe each section (15m Total for each pump)
328	3 m vertical pipe
329	3m Horizontal Pipe each section (12m Total for each pump)
330	Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete. For End Concrete and at sewer crossing storm water drain.
331	For Defunk MH
332	Refilling with excavated soils (other than sand) complying with standard specifications for filling.
333	Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete.For the depth of 0.3m considered.
334	Supply and delivery of following sizes of CI D/F Sluice Valves of BIS mark with actuator for nominal pressure, suitable for operating with CI handle and key rod etc., at site of workinclusive of taxes, duties, levies, transport, insurance etc., including electrical connection and cost of cable and all materials and labour etc complete as directed by Board Officers.
335	100mm Diameter
336	Providing CIDF swing check type reflux valve conforming to IS 5312 (Part 1):2004, PN 1, suitable for sewage works with vertical seating complete with bolts, nuts, washers and gaskets as required.
337	100mm Diameter
338	Dismantle Joint (Mechincal Joint)
339	Provinding testing of corrogate design stainless steel expansion bellows with flanges 15mm axial movement, 300mm overall length with tie roads, nuts etc.PN-1.6
340	100mm Diameter Dismantle Joint
341	Dewatering using 5 HP diesel engine pumpset including hire charges, cost of Diesel, Engine oil, Pump operator, labour charges, conveyance of pump set and fuel to site and back, loading, unloading and any other incidental charges etc, complete for 24hr
342	Dismantling the existing structures on site and materials clearing away and carefully stacking the materials for reuse - RCC work
343	Lettering with black japan paint of approved Brand and manufacture (Per letter per cm height)
344	Clean Removal of cement plaster from walls
345	Bill No 4 - Mechanical Screen
346	Supply, fabrication, transportation and fixing of stainless steel (SS-316) Coarse Bar screen (mechanically raked) with flat bar 50mm X 10mm Spacing of bars 25mm to 50mm suitable for mounting in channel/well of specified size with inclination not more than 75 degree complete in all respect as per technical specification Including belt conveyor and racker system and the direction of the Engineer forfollowing PEAK FLOW and upto 3m channel depth.
347	5 MLD to 10 MLD
348	15.1 MLD to 20 MLD
349	Add extra for additional depth of channel in mechanical coarse bar screen beyond 3 m depth
350	Dismantling and returning SS Screen to CMWSSB stores.
351	Bill No.5 - Mechanical Works
352	Supply, delivery and fixing of following sizes of CI Sluice Valves of BIS mark with actuator for nominal pressure, suitable for operating with CI handle and key rod etc., at site of workinclusive of taxes, duties, levies, transport, insurance etc., including electrical connection and cost of cable and all materials and labour etc complete as directed by Board Officers.
353	100mm Diameter
354	150mm Diameter
355	200mm Diameter
356	Providing and fixing CI DF swing check type reflux valve conforming to IS 5312 (Part 1):2004, PN 1, suitable for sewage works with vertical seating complete with bolts, nuts, washers and gaskets as required.
357	100mm Diameter
358	150mm Diameter
359	200mm Diameter
360	Dismantle Joint (Mechincal Joint)
361	Provinding and testing of corrogate design stainless steel expansion bellows with flanges 15mm axial movement, 300mm overall length with tie roads, nuts etc.PN-1.6
362	100mm Diameter Dismantle Joint
363	150mm Diameter Dismantle Joint
364	200mm Diameter Dismantle Joint
365	Providing 6mm thick chequered plate flooring with 50mmx50mmx12.5mm angle iron supports above the wet well including supporting beams etc.all complete as shown in the drawing. 25 sqmt with 12.5mm thickness considered. For the Valve Chambers
366	Supply and erection of Cast Iron single faced manually operated rising type of following dia penstock conforming to relevant IS with IS markings on it, having cast iron door and frame with Gunmetal seating, spindle made of Stainless steel, CI head stock with gear arrangment and hand wheel fitted in well.
367	300mm Diameter
368	400mm Diameter
369	500mm Diameter
370	600mm Diameter
371	750mm Diameter
372	Supply and laying of C.I. D/F pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Board’s Stores to the site of work lowering into the trenches and aligning, etc., complete for the pipes of following diametres.
373	100mm Diameter
374	0.5 m vertical pipe
375	1m vertical pipe
376	2 m vertical pipe
377	2.75m vertical pipe
378	3 m vertical pipe
379	3 +3 m Horizontal pipe (6m Total)
380	150mm Diameter
381	2.75 m vertical pipe
382	3 m vertical pipe
383	3 +3 m Horizontal pipe (6m Total)
384	Supply, conveying and fixing CI D/F pipes as per IS:1537 and CI SS/DF specials like Tee, Bends and Tapers as per IS 1538 including earthwork excavation, lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and raing to consolidation, etc. at any depth.
385	100mm D/F 90oDuck Foot Bend
386	100mm D/F 90o Bend
387	150X100 Taper
388	200X100 Taper
389	250X100 Taper
390	350X100 Taper
391	150mm D/F 90oDuck Foot Bend
392	150mm D/F 90o Bend
393	500X350 Taper
394	350X200 Taper
395	200X150 Taper
396	Supplying and fixing Pressure Gauge and Vaccum guage including all accessories as per specification (For Suction and Delivery to be mounted on wall on TeakWood Board)
397	Making flanged joints -100 mm dia including cost of jointing materials
398	100mm Diameter
399	150mm Diameter
400	200mm Diameter
401	300mm Diameter
402	350mm Diameter
403	400mm Diameter
404	500mm Diameter
405	Supply and delivery of following tools for the pump station
406	1.6” Chain wrench best India make
407	8”Chain Wrench Best India Make
408	Connector Screw Driver 901 Taparia Make
409	200mm Screw Driver 825 Taparia Make
410	300mm Screw Driver 829 Taparia Make
411	400mm Screw Driver 930 Taparia Make
412	200mm Cutting Plier Taparia Make
413	800gm Ball Pane Hammer with Handle Taparia Make
414	Digital Tong Tester CE Make
415	Digital Multi Meter CE Make
416	15” Screw Spanner Taparia Make
417	12” Bearing Puller
418	Lever Type Grease Gun
419	12”Screw Spanner
420	Crow Bar 5”
421	1” Cold Chisel
422	Hacksaw Frame with Blade
423	Electrical Air Blower
424	Digital Tachometer
425	Hand Crimpling Tool 8”
426	DE Spanner set 6 to 32 Jhalani Make
427	Rings spanner set 6 to 32 Jhalani Make
428	Pipe Wrench 24” Jhalani Make
429	Pipe Wrench 14” Jhalani Make
430	12” Flat rough File Scissors Make
431	12” Flat smooth File Scissors Make
432	12”Round File Rough Scissors
433	12” Round File Smooth Scissors Make
434	12”Half Round File Rough Scissors Make
435	12”Half Round File Smooth Scissors Make
436	Bill No.6 - SlIT RAISER
437	Supplying, conveying and fixing the following CI specials as per IS 1538 etc. complete.
438	From Desilting pump to silt pit
439	100mm dia D/F CI Pipe -0.5m length
440	100mm dia D/F CI Pipe -1.0m length
441	100mm dia D/F CI Pipe -2.0m length
442	100 mm dia D/F CI bend 90o bend
443	100mm D/F 90oDuck Foot Bend\\"
444	Supplying and laying 100 mm dia CI D/F pipe - 2m length including earthwork excavation in all kinds of soil, including refilling the excavated earth etc. complete.
445	Making flanged joints -100 mm dia including cost of jointing materials
446	Supplying, laying , jointing and testing 110 mm dia UPVC pipes SN8-SDR 34(S 16.5) AS PER IS 15328/2003 pipe including earthwork excavation for trenches in hard stiff clay, stiff black cotton, hard red earth, shales, muram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10m , lowering the pipes into the trenches, aligning, refilling the trenches with excavated earth in layers of not more than 23 cm thick watering , ramming to consolidation , depositing the surplus earth, etc. complete at an average depth of 1.5m.
447	Bill No 7 - SLIT PIT
448	Earth work excavation in all kinds of soils except hard rock requiring blasting inclusing of shoring strutting and bailing out water whereever necessary refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated depositing surplus earth within in compound in places as shown by the departmental officers clearing and levelling the site with initial lead of 10mts. and lift of 2m etc. complete.
449	Supplying and filling with sand for foundation and basement as per standard specification
450	Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly & SRC for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete
451	Providing and laying in position machine batched, machine mixed and machine vibrated design mix. Sulphate resistance cement concrete of M30 grade (using SRC) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, etc. as per standard specification and as directed at site
452	Supplying and fabricating CRS bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works
453	Providing formwork with centering for soffits of reinforced cement concrete slabs or plain surface including strutting upto 3.0m high etc complete complying with standard specifications.
454	Plastering with cement mortar 1:3 (SRC) for 20mm thick including curing, etc., complete.
455	Plastering with cement mortar 1:3 (SRC) for 12 mm thick including curing, etc., complete.
456	Refilling with excavated soil (other than sand) compling with standard specification for filling in foundation and basement etc. complete
457	Disposal of earth work
458	Bill No. 8 - Interconnection work
459	Supply, delivery of CI socket spigot pipes of LA class including rubber gaskets as per the latest revision of IS 1536, laying, jointing and testing CI pipes (LA class) including earth work excavation for trenches in hard stiff clay, black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil, depositing the earth on banks with initial lead of 10m and initial lift of 2m, lowering the pipes in to the trenches, aligning, making rubber joints, testing CI pipes, refilling the trenches with excavated soil, watering and ramming to consolidation, disposal of surplus earth including timbering the trenches for the depths of 2.5m and above, pumping out sub soil water etc., complete. (For Gravity Sewers)
460	250mm at 3.5m depth
461	300 mm at 3.5m depth
462	300 mm at 6m depth
463	500mm at 6m depth
464	600mm at 6m depth
465	800mm at 6m depth
466	Laying C.I. pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Board’s Stores to the site of work lowering into the trenches and aligning, etc., complete for the pipes of following diametres.
467	250mm at 3.5m depth
468	300 mm at 3.5m depth
469	300 mm at 6m depth
470	500mm at 6m depth
471	600mm at 6m depth
472	800mm at 6m depth
473	Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete for End Concrete.
474	Bill No.9 - Construction of valve chamber
475	Earth work excavation in all kinds of soils except hard rock requiring blasting inclusing of shoring strutting and bailing out water whereever necessary refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated depositing surplus earth within in compound in places as shown by the departmental officers clearing and levelling the site with initial lead of 10mts. and lift of 2m etc. complete.
476	Supplying and filling with sand for foundation and basement as per standard specification
477	Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly & SRC for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete
478	Providing and laying in position machine batched, machine mixed and machine vibrated design mix. Sulphate resistance cement concrete of M30 grade (using SRC) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, etc. as per standard specification and as directed at site
479	Supplying and fabricating CRS bars manufactured by Primary steel producers/Integrated Steel Plants as per IS:1786-2008,including fixing with binding wires, assembling and laying in position for all RCC works
480	Precast slab in Cement Concrete 1:2:4 using 12-20mm BG jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement and including laying in position, compacting, curing, finishing, etc., complete.
481	Providing formwork with centering for soffits of reinforced cement concrete slabs or plain surface including strutting upto 3.0m high etc complete complying with standard specifications.
482	Plastering with cement mortar 1:3 (SRC) for 20mm thick including curing, etc., complete.
483	Plastering with cement mortar 1:3 (SRC) for 12 mm thick including curing, etc., complete.
484	Refilling with excavated soil (other than sand) compling with standard specification for filling in foundation and basement etc. complete
485	Disposal of earth work
486	Supplying and fixing C.I.steps.
487	Dismentaling of Concrete side wall, parapet wall, well curb etc.
488	Bill No.10 - RCC Column & ISMB
489	Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales, murum, gravel, stoney earth or earth mixed with small size boulders and hard gravely soil as per SS20B with initial lead of 10m and lift of 2m etc. complete.
490	For 0 to 2 m depth
491	Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including shuttering for RCC well curb and well steining.
492	From 1.0m above ground level to 3.0m below ground level
493	Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of M25 grade for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, fixing, fan clamps etc., as per standard specification and as directed by the Board officers complete.
494	Supplying, fabricating and laying in position MS or RTS rods for RCC works including cost of steel, binding wire, cutting, cranking and tying in position with binding wire assembly etc., complete
495	Supply and fixing ISMB 300mm of 44.2kg/m for 7m on column over suction well
496	Erecting pulley block of 1 Tonne capacity with a 3m chain including additional chain length as detailed below to facilitate for horizontal movement on the beam etc., complete
497	additional chain length of 10.00m
498	additional chain length of 9.00m
499	additional chain length of 13.50m
500	additional chain length of 9.50m

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Tender For Improvement To Existing Sewerage System Under Nesapakkam Stp Catchment Area - Sw-04 - Rehabilitation And Upgradation Of Existing Sewage Pumping Stations, Rising Main, E&M Works And Scada System In Areas 9,10 & 13 And Central Command Centre At H, Chennai-Tamil Nadu

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Tender For Improvement To Existing Sewerage System Under Nesapakkam Stp Catchment Area - Sw-04 - Rehabilitation And Upgradation Of Existing Sewage Pumping Stations, Rising Main, E&M Works And Scada System In Areas 9,10 & 13 And Central Command Centre At H, Chennai-Tamil Nadu

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