package-i: dismantling of existing esp internals and other components, disposal of the same to scrap yard, collection of materials from bhel/ clients stores/ storage yard, transportation to site, erection, testing and assistance for commissioning, trial operation and handing over of esp and its auxiliaries, including duct supporting structure, esp out let duct , lining and insulation, final painting and complete electrical work etc for the work of renovation and retrofitting of esp package for unit #3 of stage-1 (3 x 200 mw) esp randm project at ntpc ltd, ramagundam, telangana stpp, district-karimnagar, state-telangana and package-ii: dismantling of existing esp internals and other components, disposal of the same to scrap yard, collection of materials from bhel/ clients stores/ storage yard, transportation to site, erection, testing and assistance for commissioning, trial operation and handing over of esp and its auxiliaries, including duct supporting structure, esp out let duct , lining and insulation, final painting and complete electrical work etc for the work of renovation and retrofitting of esp package for unit #2 of stage-1 (3 x 200 mw) esp randm project at ntpc ltd, ramagundam, telangana stpp, district-karimnagar, state-telangana