PROVIDING AND SUPPLYING OF VARIOUS DIAMETER PVC PIPELINE, PVC SPECIALS,SLUICE VALVE,EXCAVATION, LOWERING, LAYING, JOINTING, REFILLING, ENCASING,VALVE FITTING AND VALVE CHAMBER ,CONS.R.C.C.U/G SUMP 2.40 LAC LIT. CAP, (As Per Wasmo Type Degsin ,Seime