PROPOSED CONSTRUCTION OF SOLAR OPERATED BORING WITH SOLAR PANEL and PUMP ROOM AT VARIOUS PLACES OF JHARKHAND.

PART A - SCHEDULED ITEMS Costs of drilling 200mmX165mmX125mtr. Deep borewell in all kinds of soil and rock in rural area for installation of pump set with Hydraulic DTH rig machine, all complete including supplying all materials, tools, drilling rig, Air compressor and equipments, as well as fuel lubricants and cost of transportation of rig machine and other vehicles upto the site From 0-50 mtr.

Above 51 mtr.to 125 mtr

Above 125 mtr.

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well casing (CM) pipe of required dia conforming to IS : 12818, including required hire and labour charges fittings & accessories etc. all complete for all depths, as per direction of Engineer-in-charge - 200mm nominal size dia

Gravel packing in tube well construction in accordance with IS : 4097, including providing gravel fine/medium/coarse, in required grading & size as per actual requirement, all complete as per direction of Engineer-in-charge

Development of 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 tile 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, colleting water samples & getting tested in approved laboratory, i/c disinfection of tubewell, all complete including hire & labour charges of air compressor, tools & accessoires etc. all as per requirement and direction of Engineer-in-charge.

Providing & 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 200mm dia

Providing and fixing M.S. clamp of required dia to the top of casing/housing pipe of tubewell as per IS:2800 (Part-1) including necessary bolts & nuts of required size complete

Providing and fixing bail plug/bottom plug of required dia to the bottom of pipe assembly of tubewell as per IS :2800 (Part-1) 200mm dia

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pioes having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement trenching, refilling & testing of joints complete as per direction of Engineer in charg 50mm nominal outer dia pipes