Name of Work:- Construction of Borewell NLO Hilal Ah Banday, Zahoor Ah Banday & Others at Handjan
Sl. No.
Item Description
1
Boring/ drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (Part 1), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire and running charges of all equipment tools plants and machineries required for the job, all complete as per direction of Engineer-in-charge upto 90 m depth below ground level.
2
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, fitting and accessories, all complete for all depths, as per direction of Engineer-incharge; 100 mm nominal size dia having minimum wall thickness 5.00 mm
3
Development to tube well in accordance with IS: 2800(part 1) 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 tube well, all complete including required hire & labour charges of air compressor tools & accessories, etc. all, as per direction of Engineer-in-charge.
4
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 bore well of 100 mm dia
5
Providing and fixing M.S clamp of required dia to the top of casing/ housing pipe of tube well as per IS:2800 (part 1), including necessary bolts & nuts of required size complete
6
Providing and fixing Bail plug/ Bottom plug of required dia to the bottom of pipe assembly of tube well as per IS: 2800 (part 1).
7
Providing and installation of motor pump set 1.5 hp, including all necessary items of work; complete job.Providing and installation of motor pump set 1.5 hp, including all necessary items of work; complete job.
8
Providing and fixing of control panel board along with 5kV step up transformer including all required wiring; complete job.
9
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