Development of 2 Nos of Bore wells for water supply at New Apali colony, Dibang Multipurpose project

Boring /drilling bore well of required dia of casing /stainer 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 & running charges of all equipments , tools ,plant & Machineries required for the job , all complete as per direction of Engineer in charge, upto 90 metre depth below ground level. Rocky strata including boulders 300mm dia

Supplying assembling lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded ) FE410 plain slotted (having slot of size 1.6/3.2mm ) mild steel threaded and socketed /plain bevel ended pipe (type A) of required dia ,confirming to IS:8110, of reputed and approved make , having wall thickness not less than 5.40mm, including painted with outside surface with two coats of anticorrisive bituministic paint of approved brand and manufacture , i/c hire & labour charges , fittings & accessories , all complete for all depths , as per direction of engineer in charge. 200mm nominal size dia

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

Development of tube well in accordance with IS : 2800 (part I) and IS: 11189, to establish maximum rate of useable 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, including 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

Supplying of 5 HP Submersible Pump Set

Supplying of 5HP submersible pannel board

Supplying of 64 mm PVC column pipe/50 mm PVC

Supplying of submersible cable 4 sq mm/6 sq mm