tender for i)surveying, geo-technical investigation, planning, designing, construction, supply & erection and commissioning of 47.5 mld reinforced cement concrete raw water intake structure (fixed type), and ii)40.0 mld capacity water treatment plant at kharagpur including 3 months trial run and necessary training of maintenance staff & iii) 5 (five) year operation and maintenance of both raw water intake and wtp and ht sub- station as per relevant bis code / cpheeo manual after successful 3 months trial run and allied works including iv) supply, laying raw water rising main (di-k9 & ms) from intake to wtp and v) clear water rising main pipe (di-k9 & ms) of different diameter from wtp to ohrs location and along with specials and valves & valve chambers and carriage of pipes with temporary road restoration for vehicular movement, vi)pipe carrying bridge for canal crossing, vii) road/railway crossing by horizontal directional drilling technique (hdd) and by jack pushing technique works and as per site condition and all other associated works etc. all complete on turnkey basis as per direction of engineer-in-charge for proposed water supply scheme within kharagpur municipality under amrut-2.0 scheme..