Tender For Ttps - Mech.Ii - Bm - Unit Iii - Renewal Of Severely Eroded Parent Duct Plate In Top & Side Walls Of Aph-A & B Flue Gas Outlet Duct And Replacement Of Wornout Esp Hopper Lower Part With Hopper Door, Renewal Of Wornout Esp Hopper Upper Part
Tender Overview
Project Description
Tender for Ttps - Mech.Ii - Bm - Unit Iii - Renewal Of Severely Eroded Parent Duct Plate In Top & Side Walls Of Aph-A & B Flue Gas Outlet Duct And Replacement Of Wornout Esp Hopper Lower Part With Hopper Door, Renewal Of Wornout Esp Hopper Upper Part And Providing Insulation
BOQ
| Sl. No. | Item Description |
| 1 | Charges for cutting and removal of heavily eroded flue gas duct parent plates and its supports, Multilayered duct plates, transporting & devoluting scrap to Central Stores/ T.T.P.S. |
| 2 | Charges for transporting of 8 mm thick M.S. Plate to Boiler area, cutting into required size, leading, lifting, positioning on the eroded top portions of the duct above 1.5 meter level and welding the same for Charges for fixing 8 mm thick M.S. Plate |
| 3 | Charges for removing the existing guide vanes/ splitter plate from its position and refixing after renewal of wornout duct plates and welding in the duct |
| 4 | Charges for removing the existing stiffener, vertical and horizontal supports from its position and leading, lifting, positioning on the APH ducts and welding the same after renewal of wornout duct portion. |
| 5 | Charges for transportation of required scaffolding materials, clamps, wooden planks, etc. From pocket stores to site, leading, lifting and erection of temporary platform in flue gas duct for replacing of wornout support pipes and M.S plates and dismantling the platform and returning to stores after completion of works. |
| 6 | Charges for transportation of new ESP hopper lower part from store including the charges towards T&P’s etc. |
| 7 | Charges for cutting and dismantling the existing wornout hopper lower part and wornout portion of hopper upper part, transporting the same to stores and devolution. |
| 8 | Renewal of hopper upper part wornout portion by 6 mm thick MS plates and its supports |
| 9 | Replacement of corroded hopper bottom assembly with heating chamber by new one in ESP hopper: Work involves cutting and removal of corroded hopper bottom assembly with heating chamber, edge preparation by gauching & grinding in the existing hopper wall. Leading, lifting, positioning, aligning the new hopper assembly with the existing hopper portion and provide jointing plate, welding both top, bottom & inside and grinding the flux. Paint one coat of red oxide and two coat of enamel paint. |
| 10 | Charges for transportation of scaffolding materials and all other required materials from pocket stores, leading and lifting the materials to ESP and providing temporary platforms wherever required dismantling temporary platform after completion of work and handing over the materials to pocket stores including all T&Ps and consumables. |
| 11 | Removal & relaying of single layer insulation with wool mattress after cutting to the required contour shape. |
| 12 | Removal of deteriorated G.I sheets and re fixing new after fabricating to the required contour shape, making grooves and tightening with lock screws (1/4”) |
| 13 | Removing the GI strips and retainer plates and providing back with strips and retainer plates |
| 14 | M.S. plate 8mm Thick |
| 15 | GI plain sheet of size 2.00 M x 1.00 M x 0.63 mm Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Tender Published
Tender notice published.
CompletedBid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 14 daysBid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 18 daysTender Documents
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