Delhi Urban Shelter Improvement Board Tender

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 mild steel screwed and socketed/ plain ended casing pipes of required dia, conforming to IS: 4270, of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer-in-charge. 200 mm nominal size dia having minimum wall thickness 5.40 mm

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge. 150 mm nominal size dia

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 mm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per direction of Engineer -in-charge. 200 mm nominal size dia

Supplying, filling, spreading & leveling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickness, for all leads & lifts, all complete as per direction of Engineer-in-charge.

Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of usable water yield without sand content (beyond permissible limit), with required capacity air compressor, running the compressor for required time till well is fully developed, measuring yield of well by "V" notch method or any other approved method, measuring static level & draw down etc. by step draw down method, collecting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete, including hire & labour charges of air compressor, tools & accessories etc., all as per requirement and direction of Engineer-in-charge.

Providing and fixing suitable size threaded mild steel cap or spot welded plate to the top of bore well housing/ casing pipe, removable as per requirement, all complete for borewell of: 200 mm dia

Providing and fixing M.S. clamp of required dia to the top of casing/ housing pipe of tubewell as per IS: 2800 (part I), including necessary bolts & nuts of required size complete. 200 mm clamp

Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS:2800 (part I). 200 mm dia

S/F 40mm dia G.I.pipe 'B' class (Med.Class) i/c making water tight connection etc.as required ISI marks (Market Rate)

S/F G.I.elbow/socket of size 40mm dia i/c making water tight connection etc. as required ISI marks

S/F of 25mm dia G.I.pipe 'B' class in soft soil etc. as required ISI mark

S/F 6mm dia steel rope for protection of submersible pump set as required

S/F 3x4 sqm.mm PVC insulated & PVC sheatehed stranded copper conductor flat submersible cable complete etc. as required ISI marks

Providing following submersible pump set and accessories i/c lowering of pump set suitable by using tripod stand and chain pulley etc. and fixing of the accessories and connection etc. as required (A) Duties of Pump set:- (i) Medium : Clear Water (ii) Head Range : 71-136 Mtr. (iii) Discharge : 6-2 Cubic meter /Hr. (iv) Delivery Dia : 40mm (v) Pump type : Make KSB (water cooled (vi) MOTOR Detailed : Make KSB suitable for operational on 220V,50 Hz Single phase AC Supply . (Vii) Control panel board complete having Ammeter & Voltmeter starting and running capictors,200/250 MFD & 50+50MFD ,over load relay 17.4-24 Amp and ON/OFF push buttons (BCH/Havells make)-01 No. (Viii) G.M.NRV of size -40mm dia(ISI mark) -01 No. (IX) M.S.Clamp set complete withnut bolts -01 sets (X) M.S.Bore Cover Cap --01 No. (XI) The item includes provision lowering/fixing testing and commissioning of aforesaid pump set & accessories as required by Engineer in Charge (Market Rate)

Add Cost Index @21.46% (On SR&DR Total 355,393.15 )

Cost Index @-9.50%