bid document for village leian bifurcation of existing water supply scheme gandiwind ( mh / pc ) , block gandiwind, distt. tarn taran. under prwssip-1a- ( ii ) . ( prwss-w-div09-8701-1 ) providing & installing deep tubewell 200 mm i / d straight 150 mtr depth with 15 mtr stainless strainer with hand boring, depth 150 mtr, pumping machinery, chlorinator, const. pump chamber with wc & gravel pit, construction of one no. ohsr 75 kl capacity having height 22.00mtr up to fsl including the cost of inlet, outlet, overflow and scour and vertical pipe, ci duck foot bends, expansion joints, puddle collar, lightening conductor, earthling, ms steel ladder of tank portion stair case with g.i pipe aluminum ladder inside ohsr, scour / overflow sluice valves and making connection with rising main and distribution pipe line, all civil works, supplying and laying pvc pipes, sluice vales and special for rising main and distribution system etc. house hold connection , development of water works, etc. complete in all respects. operation & maintenance cot for 3 months ( such as p / o cum chowkidar salary & sodium hypocloride salution etc. )