tender for design and construction of sewage treatment plant (s.t.p.) of 2 mld capacity based on open technology & survey, design, supplying, carting, laying and jointing of sewer line & treated effluent line consisting of different size of reinforced cement concrete np3 and di k-7 pipes including construction of manholes & house connecting chambers, providing household connections & reinstatement of roads, boundary wall, operator room with toilet & store, approach road etc. and all other appurtenant works specified in the boq of tender document including supply of all materials, labour, t&p etc. required for proper completion of work under lalkuan nagar panchayat sewerage scheme under sasci programme.