Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Nctps – Ii – Mi Circle – Bm-Unit I Boiler 600 Mw – Rectification Work Of Hot Air Leakages In Damaged Wind Box Area (Lhs & Rhs) And Extension Of Fin Plates In ‘S’ Panel Bottom Tubes Near Seal Trough Area During Annual Overhaul 2020 - 21.. Submission Date for this Tender is 23-11-2020. Spare Part Tenders in SE MI NCTPS II Tamil Nadu. Bidders can get complete Tender details and download the document.
| Name of Work:NCTPS – II – MI Circle – BM-Unit I Boiler 600 MW – Rectification work of Hot air leakages in damaged wind box area (LHS & RHS) and extension of fin plates in ‘S’ panel bottom tubes near seal trough area during annual overhaul 2020 - 21. | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Opening of wind box manhole door for entry, providing temporary step by step scaffolding inside the wind box at two corners of wind box from 26 mtr to 43 mtr elevation inside the wind box. Transporting of Tools and plants, lighting arrangements inside the wind box, cleaning of wind box internal surface and expansion joints at both end connecting with Burner compartments for inspection. Closing of wind box man hole door after completing the mechanical works and evacuating of all Tools & plants and lighting arrangement from the wind box. | 92 | Sq.Mtr | |
| 2 | 2 | Charges for complete inspection & welding of eroded / weaken welding joints (by metal filling) in wind box ducts above from 23 mtr to 47 mtr elevation in inside the winbox ducts using welding rod as directed by the Engineer in charge including consumables and T&P’s. | 160 | Mtrs | |
| 3 | 3 | FIN/SEAL WELDING BY IBR WELDER\nFabrication, grinding, welding with arrangement of scaffolding for welding of fin / seal plates in the boiler inter pass steam cooled wall and other areas of boiler to arrest the ash leakage/air ingression wherever required. Charges inclusive of cost of T&P’S and consumables (fin welding to be done by IBR welder)\n | 240 | Mtrs |
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