Tender For corrigendum : operation and maintenance of dhaniakhali z-i and ii, basta w/s scheme - operation & maintenance of ohr, laying distribution system including street stand post,fhtc, rising main & other essential components of dhaniakhali z-i & ii, basta w/s scheme for the period from 15/11/2025 to 14/11/2026 under chinsurah sub-division of hooghly division p.h.e.dte.