bifurcation water supply scheme forvillage patti sohlan, block &, district barnaladnit part - a : - providing and installing t / w 150 mm i / d depth 150 mtr with hand boring , providing and installing submersible pumping set reputed make discharge 150 lpm head 68.00 mtr ( 5.00 bhp ) and accessories complete, delivery main, rising main 110 mm o / d pvc pipes 10 kgf / cm2 , providing & installing electrically actuated chemicaldosing chlorinator , ms sign board, c.i. fitting , providing laying & stringing of pipe lines, jointing, cutting and testing ofpvc pipes, excavation for pipe line, dismantling, construction of pump chamber size 2.5mx 2.5m , construction of ohsr capacity 15 kl sill level 15.50 mtr and 17.50 mtr upto fsl, development of w / w site, cc footh path , p / f sluice valves, p / f sv chamber, v notch haudi, p / f for house connections with water meter , etccomplete in all respects & all other works contingent there to:part - b : - operation and maintenance for 3 months ofwater supply system complete in all respects.