Tenders for Operation Maintenance Of Distribution System, Rising Main, Sluice Valves, Including Operation Of Sluice Valves Of Deriapur Pwss Of Raina-I Dev.Block Within Burdwan Sub-Divn. Under Burdwan Division, Phe Dte Period For 1Oneyear Wbphed/Ae/Bsd/Enit 07/2025-26