Repairs Maintenance Of External Water Supply , Pump Sets , Dg Sets , Cleaning Of Over Head Tanks , Ug Sumps , Wells And Other Connected Works At Pallavaram Area , Baffle Range And Dgqa Under Ge Stm, St Thomas Mount-Tamil Nadu

TDR : 24598270

Tender Notice
Corrigendum Details
BOQ

Expired

St Thomas Mount , Tamil Nadu

Tender Brief : Corrigendum : Repairs Maintenance Of External Water Supply , Pump Sets , Dg Sets , Cleaning Of Over Head Tanks , Ug Sumps , Wells And Other Connected Works At Pallavaram Area , Baffle Range And Dgqa Under Ge Stm

Document Fees
₹ 500 /-

EMD
₹ 78800.0 /-

Tender Value
₹ 39.40 Lakhs /-

Submission Date
13-07-2020

Competition Type
Indian

Bidding Type
Tender

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Sr No	Corrigendum Date	Corrigendum	Type	New Submission Date
1	06-07-2020	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	13-07-2020

NAME OF WORK : REPAIRS /MAINT OF EXTERNAL WATER SUPPLY, PUMP SETS, DG SETS, CLEANING OF OVER HEAD TANKS, UG SUMPS, WELLS AND OTHER CONNECTED WORKS AT PALLAVARAM AREA, BAFFLE RANGE AND DGQA UNDER GE STM
	Sl.No.	Item Description	Item Code / Make	Quantity	Units
1	1	Taking up of unserviceable / rusted tubing and connections of 15mm bore from excavated trench / walls / floors / ceiling etc including cleaning for refixing or removal to store complete all as directed.		535	RM
2	2	All as per item No.1 herein before but for 20mm bore pipe		1375	RM
3	3	All as per item No.1 herein before but for 25mm bore pipe		1520	RM
4	4	All as per item No.1 herein before but for 40 or 50mm bore pipe		1390	RM
5	5	All as per item No.1 herein before but for 80mm bore pipe		280	RM
6	6	All as per item No.1 herein before but for 100mm bore pipe		200	RM
7	7	Supply and laying GI tubing of 15mm bore galvanized medium grade of any length including all fittings such as bend, elbow, tee and union on floors/ walls/ceilings complete.		250	RM
8	8	All as per item No.7 herein before but for 20mm bore pipe		525	RM
9	9	All as per item No.7 herein before but for 25mm bore pipe		495	RM
10	10	All as per item No.7 herein before but for 40mm bore pipe		60	RM
11	11	All as per item No.7 herein before but for 50mm bore pipe		320	RM
12	12	All as per item No.7 herein before but for 80 mm bore pipe		70	RM
13	13	All as per item No.7 herein before but for 100mm bore pipe		60	RM
14	14	Supply and laying GI tubing of 15mm bore galvanized medium grade of any length including all fittings such as bend, elbow, tee and union in trenches complete.		100	RM
15	15	All as per item No.14 herein before but for 20mm bore pipe		250	RM
16	16	All as per item No.14 herein before but for 25mm bore pipe		525	RM
17	17	All as per item No.14 herein before but for 40mm bore pipe		60	RM
18	18	All as per item No.14 herein before but for 50mm bore pipe		475	RM
19	19	All as per item No.14 herein before but for 80mm bore pipe		210	RM
20	20	All as per item No.14 herein before but for 100mm bore pipe		140	RM
21	21	Re-fixing old steel tubing 15mm bore obtained from Srl item No 1 and connection in new or old position in trenches/wall/ceiling/ floors etc with using all new fittings as directed.		185	RM
22	22	All as per item No.21 herein before but for 20mm bore pipe obtained from Srl item No 2		600	RM
23	23	All as per item No.21 herein before but for 25mm bore pipe obtained from Srl item No 3		500	RM
24	24	All as per item No.21 herein before but for 40/50mm bore pipe obtained from Srl item No 4\nNote:For item Nos.1 to 24: Excavation & earth work shall be measured and paid seperately under relevant items.		475	RM
25	25	Excavation in trenches n.exc 1.5m width and n.exe 1.5m in depth and getting out in hard dense soil for removing / laying pipe line complete all as specified.		680	Cum
26	26	Returning filling including spreading, Levelling, Watering and well ramming of hard/ dense soil in layers n.exc 25cm deep complete all as specified		620	Cum
27	27	Removing excavated soil to a distance n.exe 50m and depositing where directed by Engineer-in-Charge at a level n exc. 1.5m above the starting point		60	Cum
28	28	M & L Cutting the existing bituminous road / cement concrete surface 150mm thick to the required width and depth for laying pipe line and making good the disturbed area to match with existing complete all as specified.		32	RM
29	29	Replacement of unserviceable gun metal globe or gate valve of brass heavy duty ISI marked with iron wheel head, butterfly handle screwed both ends for iron pipe of 15mm bore complete in place of all as directed fixed in repairs.		7	Each
30	30	All as per item No.29 here in before but for iron pipe of 20mm bore		50	Each
31	31	All as per item No.29 here in before but for iron pipe of 25mm bore		32	Each
32	32	All as per item No.29 here in before but for iron pipe of 40mm bore		6	Each
33	33	All as per item No.29 here in before but for iron pipe of 50mm bore		28	Each
34	34	Supply and fix in repair, Ball valves for 15mm dia bore pipe high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 20mm-210gms./ 25mm-455gms/ 40mm - 690 gms)		4	Each
35	35	All as per item No.34 herein before but for 20mm bore pipe.		30	Each
36	36	All as per item No.34 herein before but for 25mm bore pipe.		9	Each
37	37	Replacement of cast iron 80mm bore sluice valve PN 1.6 both flanged heavy duty drilled and installed with stainless spindle gun metal face rings rubber gasket 3mm thick, MS bolts nuts and washers graphite rope complete including taking down the old unserviceable valves.		8	Each
38	38	All as per item No.37 here in before but for 100mm bore		6	Each
39	39	All as per item No.37 here in before but for 150mm bore		6	Each
40	40	Supply & fix in replacement of CI non-return valve of size 80mm bore complete all as specified and directed.		3	Each
41	41	All as per item No.40 here in before but for 100mm bore		3	Each
42	42	M&L for run lead joint fixed in repairs including provision of spun yarn etc for 80mm bore CI pipe fitting complete all as directed.		16	Job
43	43	All as per item No.42 above but suitable for 100mm CI pipe fitting complete all as directed		27	Each
44	44	All as per item No.42 above but suitable for 150mm CI pipe fitting complete all as directed		30	Each
45	45	M&L for repairing gland packing of sluice valve including nut, bolts of suitable size 80mm to 150mm bore.		70	Each Job
46	46	Cutting the existing damaged 100mm dia CI line in position supply and inserting CI collar of 100mm and testing including necessary earth work in sludgy soil, dewatering and refilling the same in layers complete all as specified and directed by Engr-in-charge		3	Each Job
47	47	All as per item No.46 here in before but of 150mm bore pipe.		3	Each Job
48	48	M&L for cast iron fittings such as bends tapers to pieces( Single or double) branch pieces any type, straight, connecting pieces, socket, collars, caps, plugs, flanges/spigot with nut, bolts and washers for 80mm to 150mm dia complete including taking down existing fitting complete all as specified and directed.		610	Kg
49	49	Supply and laying in replacement Cast iron pipes of size 100mm with spigot and socket ends centrifugally cast. Class A, in any length, laid in trenches.\n		145	RM
50	50	Supply and laying in replacement Cast iron pipes of size 150mm with spigot and socket ends centrifugally cast. Class A, in any length, laid in trenches.\n		42	RM
51	51	Taking out defective submersible pump set of capacity 3 /3.5 HP from bore well for repair by lifting GI tubing of size 40/50 mm from up to 220 feet depth after disconnecting electrical and pipe line connection complete by means of chain pully block or other T&P, transporting to workshop including repair/replacement of worn out parts, servicing and overhauling complete with oiling/greasing, lubricating the parts and reassembling and painting of submersible pump set with motor with two coat of synthetic enamel paint after cleaning and scrubbing and shifting back to bore well, lowering commissioning and testing on full load complete all as specified and directed by Engineer-in-Charge. Note:- This includes labour charge only. For maint, repair and replacement of defective / UNSV spares / accessories spares are to be measured and paid separately. Cost of other minor items /spares such as Nut Bolts, washers, gaskets etc, which are not covered under Sch “A” but reqd for making fully functional of the plant shall be deemed to be included in this item.		3	Job
52	52	Replacement of following items /parts for above pump. Ref at item No 51.00
53	52.1	Shaft for pump		3	Each
54	52.2	Impeller		18	Each
55	52.3	Gun metal bearing bush.		12	Each
56	52.4	Thrust bearing complete		4	Each
57	52.5	Stainless steel motor coupling with key.		4	Each
58	52.6	Stainless steel studs and nuts		4	Each
59	52.7	Shaft for motor		3	Each
60	52.8	Key		4	Each
61	53	All as per item No 51 above but from open /shallow well with GI pipe of size 50/80mm and shallow well depth upto 40/50 feet for capacity 10 HP to 15 HP		2	Each
62	54	Replacement of following items /parts for above pump. Ref at item No 53.00
63	54.1	Shaft for pump		4	Each
64	54.2	Impeller		24	Each
65	54.3	Gun metal bearing bush.		16	Each
66	54.4	Thrust bearing complete		6	Each
67	54.5	Stainless steel motor coupling with key.		6	Each
68	54.6	Stainless steel studs and nuts		6	Each
69	54.7	Shaft for motor		4	Each
70	54.8	Key		6	Each
71	55	Dismantling the motor of submersible pump set, 3/3.5 HP removing the existing burnt out winding and rewinding with PVC copper winding wire of existing gauge and weight including replacement of all insulation material, \"O\" rings and filling of cooling oil with oil seal and terminal lead for AC 3 Phase 440 volts grade and other petty items required for making motor functional and motor reassembling and testing complete all as directed by Engineer-in-Charge		4	Each
72	56	Dismantling the motor of submersible pump set, 10/15 HP removing the existing burnt out winding and rewinding with PVC copper winding wire of existing gauge and weight including replacement of all insulation material, \"O\" rings and filling of cooling oil with oil seal and terminal lead for AC 3 Phase 440 volts grade and other petty items required for making motor functional and motor reassembling and testing complete all as directed by Engineer-in-Charge		1	Each
73	57	Dismantling the motor of openwell submersible pump set of capacity 10 HP, removing the existing burnt out winding and rewinding with PVC copper winding wire of existing gauge and weight including replacement of all insulation material, \"O\" rings and filling of cooling oil with oil seal and terminal lead for AC 3 Phase 440 volts grade and other petty items required for making motor functional and motor reassembling and testing complete all as directed by Engineer-in-Charge		4	Each
74	58	Opening the existing centrifugal pumpset of any make, Overhauling, greasing,lubricating, reassembling and testing etc, replacing unserviceable parts, reconnecting the pumpset including testing of capacity 10HP. (Spare parts will be measured seperatly )		2	Each Job
75	59	Replacement of following items /parts for above pump. Ref at item No 58.00
76	59.1	Ball bearing		6	Each
77	59.2	Bush bearing		3	Each
78	59.3	Gland bolts,nuts,washers.		6	Each
79	59.4	Gasket		6	Each
80	60	Dismantling the existing unserviceable motor from centrifugal pumpset, rewinding the same using existing guage copper wire including all accessories such as insulating sleeves, varnishing, reconnecting including testing for the following capacity.
81	60.1	10 HP		2	Each
82	60.2	5 HP		3	Each
83	61	Supply and fix water pressure guage 0 to10 Kg/sqcm 100mm dia dial needle round fixed on discharge line of centrifugal pump including removing old unserviceable all as directed \nMake: RMCO or equivelent of Kirloskar.		6	Each
84	62	Disconnecting the existing unserviceable motor starter, Supply & fix motor starter Citation submercible pump starter panel with 2 position selection (with auto switch), star delta,fully automatic suitable for submersible pumpset having Range 9 to 15 amps, Volts-380..415V. \nMake :- Bharatia cutler hammer /L&T/Havells/Siemens.		2	Each
85	63	Disconnecting the existing unserviceable motor starter, Supply & fix motor starter DOL type 3 phase suitable for pumpset upto 7.5/5.5 HP/KW over load range 8.9-13.5A \nMake:Bharatia cutler hammer Cat No:NAKLEN or equivalent of Siemens..		1	Each
86	64	Dismantling the eixsting CI foot valve and S&F Ball type foot valve of size 80mm dia Make : RMCO or Kirloskar.		2	Each
87	65	Dismantling the existing unserviceable non return valve and S&F non return valve Cast iron body of size 100mm with GM working parts conform to IS - 5312. \nMake : RMCO or Kirloskar.		2	Each
88	66	Dismantling the existing unserviceable non return valve and S&F non return valve Cast iron body of size 80mm with GM working parts conform to IS - 5312. \nMake : RMCO / Kirloskar.		1	Each
89	67	M&L for PVC insulated, PVC sheathed, un armoured flexible copper conductor cable 3 core 4 sq mm, 1100 V grade suitable for submersible pumps using in borewells. \nMake: Havels or equivelent of Finolex.		180	RM
90	68	Supply and connect Submersible PVC insulated cable of 650/1100 volts grade 3 core 6 sqmm with flexible copper conductor water resistant quality ISI marked in replacement.		120	RM
91	69	M & L for check valve, gun metal, vertical type, 80mm dia and to be fixed in the suction line end at sump after dismantling of UNSV at site.		2	Each
92	70	S & F GI tubing medium grade 80mm dia with all fittings, laying in floor / ceiling / lowering in well in 3 mtr lengths with heavy grade sockets all as directed		20	RM
93	71	S & F GI tubing medium grade 50mm dia with all fittings, laying in floor / ceiling / lowering in well in 3 mtr lengths with heavy grade sockets all as directed		40	RM
94	72	Cleaning the internal surfaces of Under Ground Sump by scrapping down/brushing and removing all silt dirt, algae etc from walls, floors, washing/ cleaning with water and applying one coat of white wash to all internal surfaces of walls and bottom of room and with one coat of distember to all external surfaces including top surfaces of UG sump. All old steel surfaces such as vent pipes, inlet, outlet pipes, ladder shall be painted with one coat of anti corrosive bituminous paint. Paintings to oblitering labels shall be not less than 60 x 40 cm using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing complete as directed by Engr-in-charge for following capacity :-
95	72.1	3000 gallons capacity		1	Each
96	72.2	10000 gallons capacity		1	Each
97	72.3	20000 gallons capacity		1	Each
98	72.4	50000 gallons capacity		2	Each
99	73	Desilting of open /shallow wells of size dia of 30 feet and 48 feet depth.mentioned below by bailling out of water from the well through pump set, removing the silt (mud/sand etc) from the floor of the wells and deposting not exceeding 50 metre, cleaning the inside vertical surface of the wells with wire brushes including removing the large growth and removing the large floating on the water completely all as specified and directed.		3	Each
100	74	All as per item No 73.00 hereinbefore but open /shallow wells of size 30 to 33 feet and 40 feet depth.		1	Each
101	75	Cleaning the internal surfaces of Over Head Tank at any height / staging by scrapping down/brushing and removing all silt dirt, algae etc from walls, floors, washing/ cleaning with water and applying one coat of white wash to all internal surfaces of walls and ceilings and. Paintings to oblitering labels shall be not less than 60x40cm using black paint same as existing dimensions and writing particulars etc using white paint with height of letters same as existing writing complete for following capacity all as directed by Engineer-in-charge.
102	75.1	3,000 gallons capacity		1	Each
103	75.2	20,000 gallons capacity		1	Each
104	75.3	50,000 gallons capacity		2	Each
105	75.4	75,000 gallons capacity		1	Each
106	76	Material and labour for servicing DG Set Engine complete oil servicing, necessary replacement of below mentioned spares and servicing work for 82.5 KVA DG Set incl 6 months warrantee for servicing .(a) Diesel Filter (Pre+micro) - 2Nos, (b) Engine Oil filter (Spain-on type) - 2 Nos, (c) Engine Oil as required, (d) Radiator Coolant - 1 Ltrs.		3	Each Job
107	77	Material and labour for general oil servicing of DG Set Engine complete and replacement of below mentioned spares and servicing work for 12.5/15 KVA DG Set incl 6 months warranty for servicing .(a) Diesel Filter (Pre+micro) - 2Nos, (b) Engine Oil filter (Spain-on type) - 2 Nos, (c) Engine Oil as required, (d) Radiator Coolant - 1 Ltrs.		2	Each Job
108	78	M&L fuel pump & Fuel injectors calibration charges for DG set capacity upto 82.5 KVA complete all as specified and as directed by Eng-in-Charge.		1	Each Job
109	79	'V' belt for fan / dynamo / water pumps for genset capacity upto 82.5 KVA \nMake : FENNER / DUNLOP)		4	Each
110	80	M&L for replacement of automatic voltage regulator (AVR) of armature of DG set capcity upto 82.5 KVA, 415 volts 3 phase 1500 RPM 50 Hz suitable make.		1	Each
111	81	Renewal of unserviceable lead acid recgargeable batteries by new of 4 cell 12 volts, 180 AH duly initial charged for Genset \nMake: Exide or equivalent in Amaron		1	Each
112	82	Battery lead with flexible copper conductors PVC insulated of size single core 50 sqmm suitable for 12/24 volts batteries \nMake : HAVELLS/FINOLEX.		4	Each
113	83	Battery terminal clamp with bolts and nuts, brass suitable for 50 sqmm single core copper multistraded cable and 12 V, 180 AH battery terminal posts. \nMake : SHANCO.		4	Each
114	84	Terminal socket for battery lead copper suitable for 50 sqmm single core copper multistranded cable		2	Each
115	85	Asbestos rope 10mm dia wound on exhaust pipe		2	Kg
116	86	PVC transparent pipe 8mm bore dia and 2 mm thick connecting upto for fuel inlet/overflow links, fuel tank, fuel indicator		20	RM
117	87	Dismantling battery, replacing unserviceable terminal posts PVC cap re-charging the battery to the required standard replacing the electrolyte all as specified ad directed for12 Volts battery upto 180 AH capacity.		7	Each
118	88	M&L for old painted surface of Gen Set of any make/model /capacity and applying one coat of synthetic enamel paint including writing MES No after cleaning and rubbing the existing surface of Gen Set complete all as specified and directed.		3	Each Job
119	89	Epoxy type cable jointing kit complete with all the jointing material, ferrule, for 1100 volts flat submersible copper conductor cable16/10/6/4 Sqmm 3 cores\nMake : Reychem/Birla 3 M or any make approved by GE		10	Each
120	90	Cutting, cleaning and surface cleaning of bushes, unwanted Vegetation inside the installation area and depositing not less than 50 m distance from perimeter wall of all all as specified and as directed.		12000	Sqm
121	91	M&L Sprinkler Pro sport type gear driven rotor capable of covering an area of 43' to 75' (13.1 mtr to 22.9M) radius at nozzle pressure of 40 to 90 PSI (2.76 to 6.21 bar) with a discharge rate of 5.9 to 32.5 GPM0 22.3 to 123.0 LPM) and having following secicfications .\nMake: K - Rain Pro Sport or equivalent		6	Each
122	92	Repair to existing 80mm HDPE pipe flanged joint with 40mm GI pipe GI flanged joint in valve pit including replacemnt of HDPE Tee with flange, GI flange, GI elbow, GI nipple, GI union, necessary nut and bolts and other minor items required to make it functional and leak proof all as directed.		11	Each job
123	93	Servicing of water level indicater system of over head reservoir and under ground sump to make it functional and replace the replacing the following components as required all as directed.		3	Each job
124	94	Supply and replace 3 pair core PVC insulated copper cable of size 1.5 sqmm and to be laid from over head reservoir/ underground sump to digital board inside pump house all as specified		175	RM
125	95	Supply and fixing water level indicator with alarm system electrically operated switch fitted in pump house and display board on wall all as specified. \nMake -Arunneshwar or equivalent \n		2	Each
126	96	Servicing of solar water heating system 200 LPD including solar panel, cold water tank, hot water tank to make it functional and replace the parts as required all as directed.		6	Each job
127	97	Supply and fixing water flow meter flanged type 100mm dia, brass, PN16 with dail all as specified and directed. Make : As approved by Engr-in-Charge\n		2	Each
128	98	Material & Labour construction of brick masonery valve pits of size 900 x 900 x 900 mm (internal dia) with brick work in cement mortar (1:4) including excavation and earth work, concrete work 3mm thick MS sheet cover with locking arrangement hinges and handle rendering work, painting to all steel surfaces with two coats red oxide primer complete all as specified and as directed.		7	Job
129	99	S & F GI tubing heavy grade 100mm dia with all fittings, laying in floor / ceiling / lowering in well in 3 mtr lengths with heavy grade sockets all as directed		10	RM
130	100	All as per item No.99 hereinbefore but of 80mm dia		12	RM
131	101	All as per item No.99 hereinbefore but of 50mm dia		18	RM
132	102	Cleaning and Desilting of sewage sump of size internal dia 12 feet and 15 feet depth including connected manhole inside the installation by bailing out the sewage water and collecting sewage in container lorry disposing off and removing the complete sediments manually from the sump and disposing off including cleaning of inner walls, floors, with wire brush and clean water, applying two coats of white wash on inner walls complete and external surfaces complete all as directed.		1	Each
133	103	Dismantling self starter of any make from diesel engines of any make, opening up, overhauling / servicing including replacement of armature coils bushes carbon brushes, springs, screws, etc., assembling back, re-fixing and testing for genset capacity 40/62.5 KVA.		1	Each Job

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Repairs Maintenance Of External Water Supply , Pump Sets , Dg Sets , Cleaning Of Over Head Tanks , Ug Sumps , Wells And Other Connected Works At Pallavaram Area , Baffle Range And Dgqa Under Ge Stm, St Thomas Mount-Tamil Nadu

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