Uttar Pradesh Rajya Vidyut Utpadan Nigam Limited-UPRVUNL has published Tender For Insulation Refractory Work During Oh7. Submission Date for this Tender is 08-05-2024. Ceramic Fibre Products Tenders in SONEBHADRA Uttar Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 30-Apr-2024 | Date extension | Date | 08-05-2024 |
| FileName | File Description | File Size |
| 39423671-9348-4709-8b88-e1766bc2ee39.html | Tender Notice | 0 KB |
| BOQ_1591724.xls | Tender Document | 0 KB |
| tdoc.pdf | Tender Document | 0 KB |
| Tendernotice_1.pdf | Tender Document | 0 KB |
| Sl. No. | Item Description |
| 1 | When new cladding is to be provided with 18-24 Gauge (Aluminium sheet shall be provided by the department free of cost). Work includes fabrication and fixing of cladding structure. When one layer of mineral wool blankets/ of thickness 25/40/ 50/ 60/75 mm, are provided / fixed at site. |
| 2 | When new cladding is to be provided with 18-24 Gauge (Aluminium sheet shall be provided by the department free of cost). Work includes fabrication and fixing of cladding structure. When more than one layer of mineral wool blankets/ pads pipe section of thickness 25/40/50/60/75 mm, are provided / fixed at site. |
| 3 | When old/ removed cladding sheets to be fixed with the help of self tapping screws.When one layer of mineral wool blankets of thickness 25/40/ 50/ 60/75 mm, are provided or the old/ removed but usable are provided/ fixed at site. |
| 4 | When old/ removed cladding sheets to be fixed with the help of self tapping screws,When more than one layer of mineral wool blankets of thickness 25 /40/ 50/ 60 /75 mm, are provided or the old/ removed but usable are provided/ fixed at site. |
| 5 | Insulation of Headers in Pent House/ out side : When more than one layer of mineral wool blankets /pads of thickness 25/40/50/60/70 mm, are provided /fixed on the headers in pent house etc. |
| 6 | Appliatione of mineral wool blankets /pads and fixing with G.I wire on H,p/L.P. valves of boiler applicatin of insulating powder , hard lag/mastic compound & finishing /cladding with G.I /Aluminum sheets of 18-24 gauge wherever required as per site requirement or as instructed . |
| 7 | Application of Refractory in main boiler pressure parts heating zones. |
| 8 | cleaning of LTSH chamber |
| 9 | cleaning of ECO chamber |
| 10 | cleaning of gallery between RH & ARCH TUBES. |
| 11 | cleaning of pent house above furnace. |
| 12 | cleaning of gallery between PSH & RH in pent house. |
| 13 | cleaning of gallery between CRH header & HRH header in pent house. |
| 14 | cleaning of gallery between divisional superheater to platen superheater in pent house. |
| 15 | cleaning of gallery between/around all the four divisional superheater headers in pent house. |
| 16 | cleaning of extended furnace house between ist & iind pass. |
| 17 | cleaning of economiser hopper |
| 18 | cleaning of gallery along with water wall header left/right/front in pent house from divisional superheater to platen superheater area. |
| 19 | cleaning of hot SA duct from APH to windbox(L) |
| 20 | cleaning of hot SA duct from APH to windbox (-R) |
| 21 | cleaning of furnace windbox (L) |
| 22 | cleaning of furnace windbox (-R) |
| 23 | cleaning of interconnecting duct of hot SA |
| 24 | cleaning of inlet damper to outlet damper of air and flue gas duct of APH including APH |
| 25 | cleaning of penthouse roof of boiler |
| 26 | cleaning of dog house of boiler |
| 27 | cleaning of S-panel of boiler |
| 28 | Cleaning of buck stays of 1st and 2nd pass of boiler from 11 meter elevation upto 80 meter. |
| 29 | Repairing and rectification of boiler skin casing/high crown plate / Expension sheet etc inside penthouse using suitable electrode as per IBR |
| 30 | External cleaningof boiler |
| 31 | Providing scaffolding when working place height is beyond 3 mtr. And approach is not avaliable |
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