civil structural & architectural works including levellng & grading of entire power block area (transformer yard to fgd) of unit#3 &4 - power house, boiler, esp, mill & bunker, tg, bfp, fan foundations, fgd, tg, cep, cw pit, esp control room, chimney raft, id ducts, paving works, service building with parking, t-yard, cst pump house,compressor, dg, mrs, ac & ventillation ducting, labour hutment for 500 workers including land leasing, rest rooms for o&m workers / shed for construction workers and o&m workers, rooftop solar sytem foundation (within power block area),sewage water line (within btg area), civil work for lp piping & fire fighting (within btg area), pipe rack/cable rack (within btg area),cw duct buried (civil work within power house area), switchwardworks, ac & ventilation ducting, fire protection system (fps) fencing for isolation between existing station and the project etc. for 2x800mw dvc koderma (ktps) phase-ii, jharkhand