Annual Operation Maintenance Of Distribution System And Rising Main Pipeline Fhtc Ci/di/upvc Of Bilaspur, Domkal, Baniakhali, Jitpur, Kupila, Katakopra Zone-i, Katakopra Zone-ii, Aminabad, Shibnagar - Laskarpur, Bhagirathpur Water Supply Wbphed/ee/ Msd/11 Of 2025-26 4