GE/ALP (8578) KOLKATA OF 2025-26

Taking up ductile iron water mains (including all fittings) of any description of pipe for cleaning/ removing deposited mud, sludge etc including burning out joints and recovering lead or gasket joint for pipes complete all as specified and directed of following size :

MS pipe 150 mm bore size

MS pipe 100 mm bore size

Excavation in trenches not exc 1.5 m in depth and not exc 1.5 m wide for taking out/ laying CI/GI/DI pipes and getting out in soft/loose soil complete all as specified and directed.

M&L for cutting road, concreate surface for laying of DI/MS pipe and making good of disturbed surface complete all as specified and directed.

Removing excavated soil at a distance not exc 50 m and depositing where directed at a level not exc 1.5 m above the starting point complete all as specified and directed.

Returning,filling in including spreading, leveling, watering and well rumming in layers not exc 25 cm complete all as specified and directed.

Supply and laying as in repair 150mm dia centrifugally cast (spun) Ductile iron pressure pipes with double flanged end, class K-9 conforming to IS-8329/2000 (latest revision) with inside cement mortar lining and metalic zinc coating and outside black bitumen coating and having portland cement properties suitable for gasket joints including suitable size of rubber gasket, nuts, bolts and washer but excluding specials complete all as specified and directed.

All same as item No 6 here in before but 100mm diameter complete all as specified and directed.

M&L for rubber gasket joint as per IS 638 for 150mm dia flanged DI pipe with gasket and suitable size of nuts, bolts and washer complete all as specified and directed.

All as per item No. 8 here in before but for 100mm dia pipe, complete all as specified and directed.

Dimantling and taking up of old fittings and Supply and fixing DI specials class K-12 both end flanged or both end spigot/socket or one end flanged and other end spigot/socket any type such as bends, tapers, reducers, duck foot bend, tee pieces (single and double branch), etc including cutting of pipes for upto 150 mm dia ductile iron pipe as per site requirement complete all as specified and directed.

Taking up the following deterinated/leakage MS pipes & connected unserviceable valves, etc. of any size from trenches/ floors/walls of different sizes for replacing with necessary fittings and valves etc complete all as specified and directed.

MS pipe 150 mm bore.

MS pipe 80mm bore.

Supply and fixing MS Pipes 150 mm dia heavy grade conforming to IS 1239:1990 complete with all fittings laid in floors or fixed to walls and ceilings etc including connection of pipe and valve by carrying out necessary welding, suitable size of nuts and bolts, washers etc including necessary supporting arrangement for fixing rising pipe in high rise bldg and scoffolding works up to 4th floor complete all as specified and directed . Note: a) Care of labours working on multistoried bldg shall be the responsibility of the contractor . b) Contractor should arrange scaffolding work in the quoated rate. c) Pipe jointing material such as Flage joints, bends, and suporting clamps on wall will be measured and paid separately Make :- Tata/ Jindal or equivalent make as approved by GE

All as item No. 12 here in before but for working in 5th floor to 12th floor complete all as specified and directed

Supply and fixing MS Pipes 80 mm dia heavy grade with flanged end conforming to IS 1239:1990 complete with all fittings laid in trenches or vertically in ground including necessary connection of pipe, welding/jointing complete all as specified and directed .

Supply and fixing MS Pipes 150 mm dia heavy grade conforming to IS 1239:1990 complete with all fittings laid in trenches or in ground including necessary connection of pipe, welding/jointing complete all as specified and directed .

Supply and fixing CI Foot valve of 150 mm dia conforming to IS : 4038 as in replacement including taking up of old one complete all as specified and as directed.

M & L for fixing CI sluice valve of 150 mm dia as in replacement including taking up of old one, conforming to IS:14846, PN 1.6 complete with matching flanges and connection with nuts, bolts and rubber gaskets complete all as specified and directed.

Disconnecting/ dismantling ,Suppply and fix as in repair Hose box made of 18 gauge MS Sheet 800mm X 600mm X 250mm. with double door with 4 mm thick glasses and door frame made of 16 gauge MS sheet painted fire red out side and brilliant white inside yard fixed in the premises of the bldg including dismantling fire hose cabinet complete all as specified and directed.

Disconnecting/ dismantling ,Suppply and fix as in repair Hose box made of 18 gauge MS Sheet 1200mm X 900mm X 450mm. with double door with 4 mm thick glasses and door frame made of 16 gauge MS sheet painted fire red out side and brilliant white inside yard fixed on floor of blg upto 4th floor including dismantling fire hose cabinet complete all as specified and directed.

All as per item No 19 here-in-before but internal fixed on floor of blg from 5th to 12 th floor and of size 1200mm X 900mm X 450mm complete all as specified and directed

Disconnecting, supply & fix hydrant valve single headed conforming to IS-5290 with 80 NB flanged inlet,63mm oblique outlet ,gun metal body,CI hand wheel F4-200 as per IS-210,phosphor Bronze string IS-7608 complete all as specified and as directed. Make :- Safex/Newage or equivalent make as approved by GE

Disconnecting , supply and fix as in repair Rubber hose reel of 20mm dia and 30 metre length with reel drum including stainles steel (SS) shut off nozzle conforming to IS 5132 complete all as specified and as directed .

Disconnecting , supply and fix as in repair 63 mm dia 15 meter long canvas non-percolating flexible delivery hose conforming to IS 636-1988 complete with SS male and female delivery coupling made conforming to IS 903 complete all as specified and as directed .

Disconnecting, Supply and fix as in repair Branch pipe gun metal 63mm instantaneous inlet, made threaded outlet,15mm bore nozzle short complete all as specified and directed.

Disconnecting, Supply & fixing as in repair SS adapter for 63 mm fire hydrant valve conforming to IS: 903 complete all as specified and directed.

Disconnectiong, Supply and fixing as in repair Fire brigade inlet connection 150 mm dia, 4 way complete all as specified and directed. Make : Safex/new age/ shah engineering industries.

Supply and fixing as in repair fire hydrant stand post,made up of 80 mm dia heavy duty MS pipe,1.5 mtr height, flanged type stand post position as per site requirment including disconnecting old one, necessary earth work, new fibre board gasket and nut, bolt & washers complete all as specified and directed.

Supply and fix Gun metal Gate valve 25mm dia including taking down old unserviceable valve complete all as specified and directed.

Supply and fixing Pressure guage 4" dial having pressure rating 0-14 Kgs for fire fightiing system complete all as specified and directed.

M&L for Hacking out old broken glass (any thickness, size, quality or description) from metal frames of hose box including punching or drilling out old glazing pins/spring clips complete all as specified and directed.

M&L for fixing Sheet glass of 4mm thickness in hose box door, ordinary quality and glazing with oil putty in rectangular shape n exc 0.5 sqm in each pane complete all as specified and directed.

M&L for painting Hose box, MS pipes with two coats of synthetic enamel paint red in colour over a coat of red oxide primer after removing/ scrubbing old painted/ rusted surface complete all as specified and directed.

Taking down carefully electric driven centrifugal pump set of any capacity from MS channels frame in foundation after disconnecting all pipes / main electric supply from motor starter panel and keeping the MS channel frame at site for repairs/painting and carrying the pump set to nearest repairing workshop including bring back after necessary repair complete all as specified and directed.

Overhauling of centrifugal pump of installed at pump house with cleaning, Greasing, minor repairs to pump & motor including replacement of spares parts like clamps, shaft sleeve, Bearing, Water ring, Inter Stage Ring, PVC Air Vent, Air release nozzles of brass for pump, Water deflector, impeller check nut, Body stud Bolt & Nuts, Coupling PVC Bush, S Nuts and Bolts of iron full thread with washers,Gaskets, etc & connected minor accessories including refixing all disconnected spare parts, checking for alignment with motor and reassembling complete all as specified and directed. Note: Major spares like impeller, shaft, stage bushing, coupling, ball bearing will be measured and paid seperately under respective items.

75 HP 3 Phase .

Upto 20 HP 3 phase .

Dismantling and opening the motor from pump set in existing position for carrying out rewinding work with super enamelled copper wire of suitable gauge as per existing conforming to IS 13730 and heat varnishing complete with all other material required for rewinding, re-assembling and refixing the same with pump in original position complete all as specified and directed.

75 HP 3 Phase .

10/20 HP 3 phase .

Supply only of following spare parts for pump set including motor complete for 75 HP centrifugal pump complete all as specified and directed:-

Impeller CI

Shaft

Stage bushing

Coupling

Ball bearing as per sample

M & L painting of 75/20 HP capacity centrifugal pump set including MS channel after removing old painted/rusted surface by paint removers such as blow lamps, scrapers etc over the surface of motor/pump/MS chanel and painting with two coat of synthetic enamelled paint over a coat of red oxide primer and shall be painted with electrical spray machine and writing MES No. & Capacity by using white paint on painted surface on directed location complete all as specified and directed.

Cleaning of RCC underground sump of fire hydrant pump house of 60000 Gln capacities lifting the excess semi-solid water from the sump, removing the entire deposited sludge, mud, silt etc, applying bleaching power and scrapping the internal wall / floor with wire brush (to remove deposited scales, mud etc from the walls / floors by using suitable tools and plants, manually from the bottom of the tank) , and removing the same at a distance n.exc 50m from site where directed, opening the blocked holes etc before normalising flow of water with and including writing letters with synthetic paint in date " Tank cleaned on ___ date" on each cleaning just below the previous date complete all as specified and as directed. Note : Consumption of bleaching power for cleaning of tank shall not be less than 30kg.

S&F PVC insulated, PVC sheathed , stranded copper conductor as in flat submersible water proof cable of size 6 sqmm 3 core 1100 volts grade incl taking down old one complete as specified and directed.

S&F PVC insulated, PVC sheathed , stranded copper conductor as in flat submersible water proof cable of size 10 sqmm 3 core 1100 volts grade incl taking down old one complete as specified and directed.

Supply and fixing in repair fully automatic (FASD)star delta starter along with single phase preventor in powder coated enclosure with PU gasket suitable upto including all electric connection with Ammeter and volt meter on/off & trip indicator including protection against phase failure, phase imbalance, phase reversal complete all as specified and directed. Make :L&T MU-G75 FASD /BCH/ Havells

75 HP 3 Phase .

20 HP 3 phase .

Supply and fixing in repair CI screwed end single Air valve size 20 mm dia as per IS:14845, PN-1.6, complete all as specified and directed.

M&L for carry out General Servicing and Maintenance to diesel engine driven pump / fuel injection pump of capacity 85 HP including B check and service as per manufactures recommendation ,overhauling including replacement of oil filter ,air filter ,gland packing ,diesel filter with replacement of O rings ,Engine Oil and toping up of Coolant up to required level etc which ever be required to making 100 % serviceability of the engine complete all as specified and as directed

M&L for the following item for maintanance of IC Engine pump set complete all as specified and directed :-

Greaves lub oil ,10 Ltr

Lubrication oil filter and element

Filter element with O ring

Fuel insrt with o ring

Fuel Off sol,12V DC with fine

Coolant additive

Battery cable 2 PC set

Oil pressure switch

Tempreture switch

Supply installing testing of battery charger suitable for 150 AH battery complete all as specified and directed.

Supply fixing installing ,testing in repair of 12 V DC battery 150AH complete all as specified and directed.

Comprehensive maintenance of fire fighting installation installed at CH (EC) and II Line area complex for high rise buildings including minor repair of all spare parts for smooth operation/ function of plant including greasing, cleaning, adjustment, minor repair of nuts, bolts, washers, etc of centrifugal fire fighting & jockey pump sets etc with other related equipments of the pump house/ installation along with valves including cleaning of inside and outside areas of the respective pump houses, replacement of gland packing, maintena

nce of suction and delivery pipe line, primary fill up of priming tanks at under mentioned location complete all as specified and as directed. Note :- Comprehensive maintenance also include the following:- (i) Pressure testing of fire hydrant at different multistoried building. (ii) Daily maintaining of log sheet for pumping set for both electric and diesel engine driven.

Material and labour, for repair / replacement of worn out Gland Packing of pump set / sluice valves / hydrants any make / metal / size including washers of any shape / size to avoid water leakage as indicated including taking out old one complete all as specified and directed.

S & F MS bend 150mm dia flange type any /with angle holes , nut bolts etc complete as specified and directed.

M&L Mild steel cross arms, bracings, supports, clamps, and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending, cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat with red oxide Zinc Chrome and two coats of synthetic enamel paint complete all as specified and directed.

M & L for flanged joints of MS pipe 150mm dia with rubber or fibre board gasket, nuts, bolts etc complete all as specified and directed.

All as per item No 50 here in before but for 80mm dia pipe complete all as specified and directed.

Material and labour for construction of masonary Inspection pit of size (1000x1000x900)mm internally with burnt brick (Sub class "B") full brick thick brick work in cement mortor (1:6), 10 mm thick plastering in CM (1:4) internally and externally upto 150mm below the ground level, 150mm thick PCC (1:4:8) type D-2 (using 40mm graded stone aggregated) as in foundation bed with 150mm all round ofset from outer side of brick work, 3 mm thick MS sheet cover with locking arrangement hinged with 50 x 50 x 6 mm angle iron frame embeded in PCC (1:3:6) type C-1 (using 20mm graded stone aggregated) as coping etc including painting with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer on steel surfaces including necessary earth work in soft/loose soil complete all as specified and as directed.

Supply and fix, in replacement of Pressure switch Universal type complete all as specified and directed. Make : Danfoss / Indfoss /Honeywell

Supply and fixing, in replacement of Pressure Gauge, 100mm dia, 0 - 14 Kgs rating complete all as specified and directed. Make : H Guru /Baumer/ Mass

Supply and fix, in replacement of 1000 litres capacity ISI marked Rotational Molded polyethylene water storage tank (cylindrical Vertical with Close top ) hoisted and fixed in position complete all as specified and directed. Make : Sintex (ISI Marked) or equivalent make as approved by GE