repairing and painting of over head reservoirs (back wash reservoir capacity 400 cum. at wtp site and over head reservoir capacity 100 cum. at ambikanagar), chemical cum chlorination room, annex building, cfl 1 & 2, pump house, cwr, staff quarter, sub-station, wbsedcl room and boundary wall within wtp site, intake pump house & intake access bridge including ms carrier pipe, pipe carrying bridge including ms pipe at different location, construction of guard room at ambikanagar ohr site and construction of godown at wtp site with other allied works for augmentation works for zone-i (hatikheda), zone-j (rudra), zone-l (dhankura), zone-m (purnapani), zone-o (madandihi) and zone-p (nachna) under khatra-hirbandh-ranibandh water supply scheme (brgf ph - i) under jal jeevan mission programme under khatra sub-division of bankura division, p.h.e. dte