supply and installation of coal / bio-west / husk briquate fired internal furnace steam boiler , chimney and other accessories . , 500 kg/hr steam boiler ( max . operating pressure of 10 . 5 kg/cm2 ) inclusive of pressure vessel & safety valve , steam stop valve , mountings & fittingsother inclusions: fw pumps , id fan , control panel , insulation of boiler , pressure reducing station from 10 . 5 kg/cm2 to 3 . 5 kg/cm2 inclusive of prv , strainer , isolating valves , pressure gauge , releif valve , steam-trap/by pass , etc . , steam piping with fitting viz . bends , flanges , etc . along with insulationa ) high pressure ibr steam piping from boiler to prsb ) n-ibr steam piping from prs to equipments / terminal points , ms flue gas chimney with conical bottom , guy-rope supported complete with base plates , emission sample port , support clits , foundation bolts duly painted with 2 coats of heat resistant paint , bag filter including cage , filter bags , casing , hopper , rotary air lock valve with geared motor pneumatic solenoid valves etc and structural supports , other inclusions : air compressor & air piping ( fd fan & air preheater also included ) , ms flue gas ducting from boiler to air preheater to bag filter to id fan to chimneyair ducting from fd fan to air preheater to boiler , ms soft-water service tank complete with nozzles for inlet , outlet , overflow drain , vent manhole and level indicator with cocks complete with saddle supports , water treatment plant along with multi-media filter , water softener , ph-correction chemical dosing system , water pump & interconnecting pipings , feed water piping with nrv , valves & all other fittingsa ) water treatment plant to soft water service tank to fw pumps ( n-ibr ) b ) ibr feed-line from fw pump to boiler , drain , blowdown , exhaust & vent piping , structuralsa ) platform with guards / ladder for bag filter , boiler , soft water service tank chimneyb ) supports for ducting , steam piping , water piping , pressure reducing station , etc . , electricals including cabling & earthing work , civil work including materialsa ) foundation of boiler , chimney , air preheater , bag filter , soft water service tankb ) boiler room shed with floorc ) coal storage room shed with floor , boiler registration of ibr steam & ibr feed line , placement of boiler on foundation , erection of boiler mountings & fittings , ibr steam line & ibr feed line , other n-ibr workerection of chimney , bag filter & air preheater , soft water tank , ducting , water piping , drain piping , n-ibr steam piping , insulation , etc