tender for overhauling of boiler pressure parts of unit3- 1 overhauling of boiler drum for abl 2 scaffolding of cleaningfsh, plsh, rpob ( panel ) 3 insertion of tube for fsh, plsh, rpob ( panel, per joint ) 4 replacement of rpob support loop 5 cleaning & inspection of psh, prh, cage ( front & baffle wall tubes ) 6 lifting & re-fitting of psh coil. 7 lifting & re-fitting of prh coil. 8 fabrication of psh / prh bends, loop etc 9 prh / psh inlet header stub joint ( rectification / replacement, per joint ) 10 insertion of psh / prh / , cage wall, baffle ( wall tube, per joint ) 11 fabrication & erection of guard tube & ( guard plate for psh, prh, cage wall, baffle wall ) 12 erection of guard tube & guard plate for ( psh, prh, cage wall, baffle wall ) 13 cleaning and resetting of slings of q-3 ( & s-5 header ) 14 repairing of cage casing side, front & ( rear wall ) 15 cleaning of boiler pr parts furnace , fsh ( & plsh by hp water jet ) 16 fabrication of fsh, plsh & rpob bends, ( loops etc ) 17 shortening of support lugs of psh / prh ( coil ) 18 scaffolding & cleaning of economiser ( zone ) 19 repairing of economiser hopper 20 lifting of economiser coil and ( re-fitting after repairing ) 21 insertion economiser tube, per joint 22 economiser side wall bolt-up with ( channel ) 23 fabrication of economiser bends, loops 24 economiser inlet header stub joint ( rectification / replacement, per joint ) 25 fabrication & fitting of guard tubes & ( guard plates for economiser ) 26 fitting of guard tubes & guard plates ( for economiser ) 27 scaffolding & cleaning of furnace zone 28 insertion of of furnace & division wall ( tubes, per joint ) 29 fabrication of furnace wall and division ( wall bends ) 30 cutting , welding of inspection nipples ( of different headers ) 31 deposition of weld metal on tubes / stub ( header etc ) 32 stress relieving for pressure welding ( joint ) 33 welding of fins for boiler tubes 34 servicing of manholes & pip holes 35 cleaning & inspection of pent house. 36 repairing of pent house. 37 cleaning & resetting sling at pent house 38 reheater leakage test. 39 replacement of tough seal dipper plates. 40 d-metering of pressure parts. 41 radiography of pressure welding joints. 42 overhauling & trivy test of safety valve ( for boiler drum, sh ) 43 overhauling of safety valve for bas. 44 replacement of hp valve ( size-upto 2 ( 50 mm ) ) 45 replacement of hp valve ( size-above 2 ( 50 mm ) to 4 ( 102 mm ) ) 46 replacement of hp valve ( upto size-above 4 ( 102 mm ) to 8 ( 200 mm ) ) 47 additional support fitting at rpob panel 48 hiring of crane with operator and fuel. 49 sealing at top of bottom ash hopper ( by wooden planks, gi sheet & gunny bags ) 50 support fitting at pendent reheater ( ( pent house ) ) 51 hanger support oh work 52 engagement of expert for hanger ( for hanger support oh work. ) 53 insiutu oxide scale measurment ( work at boiler ( except burner throat / quarl ) . ) 54 boiler external cleaning 55 removing & re-application of refractory ( works at boiler ( except burner throat / quarl ) ) 56 removing & re-application of refractory ( work at boiler burner throat / quarl. )