augmentation of water supply scheme village sattowali ( mh-pc ) block adampur distt. jalandhar ( under prwssip 1a ( iii ) / nrdwp ) providing and installing straight tubewell of 150mm i / d 150 mtr. deep with 12mtr stainless strainer with reverse rotary rig ( trail bore ) , construction of pump chamber below ohsr tank size 2.20x2.20m., providing & installing pumping machinery, disinfections unit, all civil works, supplying and laying of pvc pipes, valves and rising main with specials , distribution system, water connection. constructing 1 no. ohsr of 15kl ( 15000 ltrs ) capacity having height of 13.00 m bottom, 15.50 mtr. upto fsl including the cost of inlet, outlet, overflow & scour & vertical pipes, di duck foot bends, expansion joints, puddle collar, lightening conductor, earthing, ms steel ladder of tank portion stair case with g.i pipe railing on both sides ventilation, aluminum ladder inside ohsr, scour / overflow sluice valves and making connections with rising main and distribution pipe line complete in all respects. operation and maintenance water supply system including machinery, pump operator cum-chowkidar, sodium hypo chloride solution with storage tank of sufficient disinfection for 3 months after completion and environment management at water work site.