Tender For Work Of Overhauling Of Main Boiler Of Unit No. 13, 2×200 Mw, Btps, Obra - Replacement/ Overhauling Of Coal & Oil Burners Including Air Nozzle & Scanner Guide Assembly Of All The Four Corners And Setting Of Fire-Ball Angles 2 Complete Overhaul, obra-Uttar Pradesh

Tender For Work Of Overhauling Of Main Boiler Of Unit No. 13, 2×200 Mw, Btps, Obra - Replacement/ Overhauling of Coal & Oil Burners including air nozzle & scanner guide assembly of all the four corners and setting of fire-ball angles 2 Complete overhauling of all the 52 nos. S.A. dampers in wind box at all the four corners 3 Fabrication and fitting of burner top/bottom casing at all the four corners 4 Overhauling of boiler fill pump 5 Overhauling of scanner fans and its dampers 6 Changing and repairing of railings of main boiler 7 Checking and attending of spray nozzles of SH and RH spray (L and R) 8 Checking and rectification of box supports of down comers from 48m to 8m elev. 9 Complete Overhauling Boiler Drum internals 10 Repairing of man holes of Boiler 11 Replacement of packing of man holes 12 Repairing of Boiler Peep holes 13 Replacement of packing of boiler peep holes 14 Alignment and fixing of supports of hot air ducts 15 Rectification of hinge supports of wind box of boiler at 19m elev (L&R) 16 Hard Facing of Coal nozzle casting 17 Work of Repairing and Servicing of CBD (Continuous Blow Down) expander tank & safety valves with replacements of H.P./L.P. valves 18 Erection and fabrication of new structure and platforms behind APH and Economizer at Boiler 15m elev and Boiler 30m elev respectively 19 Painting of the above structure (s.no. 18) 20 Fitting of new grills by replacements 21 Strengthening of Structural Horizontal/ Vertical/ Inclined Beam by welding stiffeners at every 01 meter over whole beam on both sides and additional plates of the same thickness on both sides of all web and flanges 22 Correction of Sagged/ Bowed Beams by cutting and replacement of the same thickness 23 Cleaning, Shielding by Plate and Painting of Intersection of Inclined andVertical Columns of Boiler Structure 24 Strengthening by welding of the above joint (s.no. 23) at Inclined and Vertical Columns of Boiler Structure 25 Complete repairing of hydraulic seal system 26 Replacement of high pressure steam/ feed line/ EBD/ CBD/ S.H.Spray Line/ R.H. spray line bends at different elevations 27 D.P. tests for dissimilar in Re-heater, stub joints, PSH stub etc. up to dia Size 127 mm 28 D.P. test of joints of critical pipes. (Main Steam/ CRH/ HRH Line/ Link lines) 29 Works of cleaning of boiler during its overhauling 30 Disposal of ash garbage/ waste refractory/ insulation from inside the Boiler and hot PA Duct to 3 km away from Power plant premises 31 Repairing/rectification of Flue gas/ SA/Hot PA Duct by replacement and Fitting of Guide Plate in Flue gas/ SA/Hot PA Duct with Plate Fabrication, plate size 5/6mm by double coat welding and ATT 32 Repairing/rectification of Flue gas/ SA/Hot PA Duct by double coat welding

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	03-07-2025	Date extension	Date	16-07-2025
2	17-07-2025	Date extension3	Date	22-07-2025
3	23-07-2025	Date extension third	Date	28-07-2025
4	29-07-2025	Date extension 4	Date	09-08-2025

INR 1180 /-

INR 23300.0 /-

INR 11.67 Lakhs /-

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