SPECIAL REPAIR TO FIRE FIGHTING PUMPS, TRANSFORMER AND ALLIED WORKS IN JAFFARPORE AF CAMP, KANCHARAPARA AF CAMP AT AF STN BARRACKPORE UNDER GE AF STN BARRACKPORE

Amount

Supply, Install, testing and commissioning Electric driven fire pump horizontal end suction, centrifugal type, CI Casing with impeller and Stainless steel shaft mounted on heavy duty bearings Suitable for continuous operation of rated capacity for 440 V , 3 Phase, 50 Hz, 60 m Head, 1200 LPM discharge inclusive of mounting base, Channel Base Frame with Foundation Bolts & Anti vibration Pads (AVM), Coupling, Coupling Guard, Bare Pump etc complete one set all as per directed by Engr-In-Charge. No of Stages - One Pump Efficiency - 59.68% Discharge Capacity in LPM - 1200 LPM Total Head in Mtrs - 60 Mtrs Suction x Delivery (MM) - 100 x 80 Power, Rated KW - 19.69 KW Recommended Motor considered KW/HP - 22.0 K.W/30.0 H P NPSH required in Meters - 2.72 Rated Speed in RPM 2940 Pump Model No DB 80/26 of KIRLOSKAR or equiv markes in PS.

Supplying, Laying, Testing and Commissioning of 100 mm bore dia ISI marked heavy class M.S. ERW pipes including cutting, screwing, welding etc. and providing all fittings such as elbows, reducers, flanges, gaskets, nuts, bolts and washers etc.providing adequate support to the pipe and making good the same complete as required. Rate shall include for dewatering necessary to execute the work.

All as per above item no 2 but 80 mm bore

Supply and fix 80mm bore hand operated butterfly valve of pressure not less than 15 Kg / Sqcm with complete set

S&F single headed hydrant valve 63 mm, instantaneous with operating wheels, end caps complete all as specified and directed by Engineer-in-charge.

S & F sluice valves of size 80 mm bore, Class PN-1.6 with operating wheel, both ends flanged including provn of new gasket and nut, bolts, washers etc and fixed complete all as specified and directed.

S&F hose box made of 18 guage MS Sheet 800x600x250 mm with double door with 4 mm thick glass and door frame made of 16 guage MS Sheet painted fire red outside and brilliant white inside yard incl taking out the the corroded Hose box all as directed.

Supply & Fix Branch pipe gun metal 63 mm instantaneous inlet, made threaded outlet, 15mm bore nozzle short.

Supply and Fix 63 mm dia 15 mtr long CP Hose conforming to IS 636 complete with male and female coupling conforming to IS: 903.

Supply and Fix Fire Yard hydrant Post / Stand Post 80mm Dia GI / MS both flanged type 1.5m Height.

S&F Pressure gauge 4"dial 0-21 kgs rating all as specified and directed. Make :- Hguru/ Glycerine Filled/ Fiebig.

Supply and fix CI foot valve size 100 mm (4”) dia installed at suction side of the pump conforming to IS-4038 flanged end complete incl taking down old one complete all as specified and directed.

M&L for cutting the road/hard standing and making good disturbed surface by using PCC type C1 (1:3:6) by using 20 graded stone aggregate for the fixing the pipe complete all as directed by the Engr-in-Charge at site.

Boring under road/ Taxi Track/PCC/Drain for laying of DI pipe upto 100 mm dia without disturbing top surface all as specified

M&L for Plain Cement Concrete Type B1 1:2:4 (using 20 mm graded stone aggregates as in foundations , filling, bases / pedestals for pipe lines , mud stops or chamfered on edges etc including form work as required complete all as specified and directed.)

Supply and replace CI specials such 200-300 mm bore as bends(any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etx.) tee pieces single branch. "Y" junction, double branch,cross (all sockets or sockets and spigot) collars, caps and plugs all as specified and directed.

Supply and laying XLPE insulated, screened PVC bedded galvanized steel strip armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 35 sq. mm 3.5 core including taking out old unsv cable.

Excavation in trenches not exceeding 1.5 mtr depth width and not exceeding 1.5m depth for laying under ground cable in loose/soft soil.

M&L for sand cushioning for protection of PVC cable with screen wash river sand and punning to proper required cover.

M&L for bricks of sub class ‘B’ bricks, for cable protection in trenches laid dry flat and taking out UNSV bricks.

Returning, filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25cm.

Removal of surplus soil obtained from excavated material not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point.

M&L for Earthing complete with GI earth plate electrode of size 600x600x6 mm thick buried directly in ground with earth pit not less than 2.25 meter deep below ground level with top edge of plate not less than 1.5 meter below normal ground level connected to GI earth strip of size 32 x 6 mm earth lead by means of nuts, bolts, check nuts, washers of galvanized iron as steel, protected by galvanized iron pipe 40mm bore (Medium grade) all as directed including cement concrete (1:3:6) type C-1 earth pit with precast RCC (1:1.5:3) type A-1 cover slab of size 45 x 45 x 5cm thick reinforced with 8mm dia TMT bars @ 15 cm c/c both ways with 10mm dia mild steel round bar of 30 cm long, bent to shape as lifting handle, funnel, wire mesh, 20 mm bore galvanized iron pipe (medium grade) for watering, charcoal or coke and salt in alternate layers with necessary earth work in soft/loose soil complete all as shown in electrical plate No 3 of SSR Part I including testing on completion all complete as specified and directed after taking down old earthing.( GI strip upto 7.5m including testing is deemed included in the item).

S C TRADING COMPANY