tender for dnit name : construction of roads with supply and laying of good earth, gsb, wmm, prime coat, tack coat, dbm, bc, retaining wall thermoplastic paint, kerb with channel, reinforced cement concrete retaining wall, providing and laying of di k-7 water supply line including all fittings and fixtures, sewerage line including construction of manhole and storm water drainage system including reinforced cement concrete np-3 pipes including construction of manhole and rain water harvesting system in marginal land in sector-89, faridabad and all other works contingent thereto. (including three years maintenance and defect liability period free of cost). chargeable head - providing and laying of water supply, sewerage system, storm water scheme, flexible pavement road and rain water harvesting in marginal land in sector-89, faridabad with complete in all respect