Annual Operation Maintenance And Emergent Repair Of Pipe Line Of Distribution System And Rising Main And Arsenic Cum Iron Removal Plant Of Capacity 99.00 Mhr. Of Sambalpur Water Supply Scheme Of Ratua-ii Dev. Block Under Malda Division, Phe Dte. Mald Wbphed/ee/md/niet32 Of 2025-2026, Sl No 18
