overhauling of boiler pressure parts of u-2 and u-1, bktpp during respective unit overhauling--1 scaffolding of furnace zone, plsh by bsl 2 scaffolding of fsh, rh, ltsh, economiser 3 cleaning of furnace (boiler first pass) 4 cleaning of ltsh, economiser, pent houseincluding roof, roof top, inside pent house, dog house, dead chamber, all boiler area buckstay. 5 bottom trough seal oh including sealingat top of bottom ash hopper by wooden planks & gi sheets. 6 assistance for furnace gas tightness 7 hanger & supports checking & boiler buckstay checking. 8 inspection of pent house. 9 repairing of pent house. 10 demetering of pressure parts 11 removal, fabrication and refitting of guard tube and guard plate for screen tube, ltsh & economiser. 12 lifting & refitting of ltsh coil. 13 dp test of stub/regular joints 14 joint in furnace wall tube. 15 joint in ltsh & economiser tube. 16 joint in fsh, plsh, rh & ltsh. 17 deposition of weld metal on tubes 18 radiography of pressure welding joints 19 skin casing welding. 20 pressure parts area miscellaneous job 21 overhauling of boiler drum and drum 22 removal and refitting of economiser coil 23 stress relieving for pressure parts weld 24 cleaning & resetting of spring/sling at pent house 25 roof loose tube proper clamping. 26 fabrication of different size bends. 27 economiser header stub joint replacement 28 ltsh inlet header stub joint replacement 29 ltsh coil pulling, inspection and properalignment of coil and pannel with clit and support welding. 30 boiler tube sample test - 10 tubesalignment of coil and pannel with clit and support welding. 31 paut of welding joints 32 paut machine charges 33 servicing & trivy test of safety valves 34 safety valve seat cutting 35 servicing of soot blower safety valve 36 overhauling of hp valve size up to 25mm 37 overhauling of hp valve size above 25mm 38 overhauling of hp valve size above 50mmm 39 overhauling of hp valve size above 100mm. 40 overhauling of hp valve size above 200mm. 41 oh of eco inlet nrv(size-10) 42 oh of crh/hrh isolating device 43 oh of sh/ rh atemperation line nrv 44 replacement of hp v/v size up to 50mm 45 replacement of hp v/v size above 50mm 46 replacement of hp v/v size above 100mm 47 srvc of actuator of v/v size up to 50mm 48 srvc of actuator of v/v size up to 200mm 49 srvc of actuator of v/v size above 200mm 50 lrsb servicing & associated work of soot blowing system 51 wall blower servicing & associated work of soot blowing system. 52 lrsb replacement by new one & commissioning. 53 wall blower replacement by new one & ommissioning 54 engagements of ex-bhel exports 55 hiring of hydra (capacity 14t)