Tenders for Operation, And Guarding Of Intermediate Boosting Pumping Stationibs And Sub-Station Equipments At Upargora Under Chhatna, Saltora Block Sub-Surface Water Based Piped Water Supply Scheme Under Bankura Mechanical Division, P.H.E. Dte. Wbphed/Ee/Bmd/Niet-6 Of 2025-2026/23