bids are invited for provn of borewell trial bore of 200 mm dia upto 200 mtr depth below ground level including pea gravels for packing , reaming upto 400 mm 16 inches bore hole incl upvc casing pipe of 200 mm , additional cost for slotted pipe of 200 mm dia , development of tube well by means of pumping by air compressor of minimum pressure kg cm2 , yield test for the bore well by continuously pumping for 16 hrs to determine , material and labour for foundation for holding tube well assembly of size 0 point 5 mtr into 0 point 5 mtr at ground level made , chemical bacteriological analysis and potability test of water obtained from bore well from approved lab , material and labour for lowering of submiersible pump of any capacity and make in bore well with pvc column pipe , supply comma install comma testing and commissioning submersible pump set electric driven motor of 5 hp oblique 4 kw , supply and fix pvc insulated flat submersible cable with copper conductor 3 core 2 point 5 sqmm , fully automatic dol starter suitable for 5 hp submersible pump set 415 v 3 ph supply complete fixed on wall , excavation in trenches not exceeding 1 point 5 meter wide and not exceeding 1 point 5 m in depth for laying taking , returning filling in trenches including spreading levelling watering and well ramming in layers not exceeding 25 cms , removal of excavated material and deposited where directed at a distance not more than 50m , supply and fix unplasticised pvc pipes of 50mm dia with pressure rating 10 kgf oblique cm2 fixed complete to walls , supply and fixing of upvc ball valve of 50mm dia 2 inch , supply and fixing of ss wire rop 6mm dia , supply and fixing of ci adopter set 50mm dia , supply and fixing of gi band 50mm plus cuplin , supply and fixing of 50mm ms clamp , supply and fixing of bore cap , supply and fixing of clamp for wire rop 1 18 total quantity : 367