|
| 1 | Lightly Resin Bonded Wool Mattresses 75 MM thick confirming to IS 8183 of latest issue of with ½” x 23 swg wire netting at single side.,Bulk density = 150 Kg/Cu.m, Size : 1.52 m x1.22 m x 75 mm thickpacked in HDPE bags |
| 2 | MS Square plate 70 x 70 x 1.5 mm |
| 3 | GI Hoilding strip 65 x 652 x 2mm |
| 4 | MS Insulation pin Size: 6mm x 225mm length |
| 5 | MS cladding support channel for boiler |
| 6 | Providing temporary scaffolding for positioning, aligning and welding of scaffolding materials & dismantling the temporary scaffolding after completion of works. Charges inclusive of consumables & hire charges for T&P’s. |
| 7 | This work involves removal of existing insulation and re fixing with new insulation material in Boiler pressure parts, APH & ducts upto75 mm thick, valves, oil lines, Steam drain lines etc., Charges for 75mm thick first layer |
| 8 | Fixing of Insulation: This work involves removal of existing insulation and re fixing with new insulation material in Boiler pressure parts upto150 mm thick, Boiler ,First pass & second pass, hopper area etc., Charges for 150 mm thick first layer + Second layer |
| 9 | Fixing of Insulation: This work involves removal of existing insulation and re fixing with new insulation material in Boiler pressure parts upto 220 mm thick, Boiler critical pipelines, HRH, CRH, MS, Below 52 Metre area etc., Charges for 220mm thick first layer + Second layer + Third layer |
| 10 | PLASTERING WORK: Mixing ofcement pluff mixture and applying the plastering over the insulation done in steam lines like M.S,HRH,CRH,Burner corner, IBD and CBD tank etc., charges inclusive of cost of CAT 9 self setting cement puff, consumables & T&P’s. |
| 11 | Fixing of G.I. corrugated /plainsheetwith new/oldover insulation done in Boiler pressure parts, critical pipe lines, burners, valves, oil lines, ducts, APH & pent house etc., charges inclusive of consumables & T&P’s. (GI corrugated /plain sheet will be supplied by TANGEDCO) |
| 12 | Arresting of G.I. Sheet with M.S fin plates fixed by welding joints at boiler structure I beams and channels to arrest the G.I. Sheet in place and to avoid air ingression / ash leakage. (inclusive of consumables & T&P’s. (Ms plate will be supplied by TANGEDCO) |
| 13 | Fabrication and Erection of support channel for providing cladding support for holding insulation and GI Sheet, MS mesh MS support etc, fabrication, lifting, positioning, aligning and welding as directed by the field engineers. charges including of paints, consumables & T&P’s and drawal of materials from storesetc. ( MS materials will be supplied by the TANGEDCO ) |
| 14 | Complete removal of the damaged wool and other items.This work involves complete removal of the damaged wool from pipes, tubes, wall panels and removing scale, rust thoroughly & Cleaning of above surfaces gathering removed waster wool, debris and other unwanted materials from the respective floor to zero meter elevation and transporting the material for away from the site as per the engineer in charge instruction and location. (inclusive of vehicles hire charges, consumables & T&P’s etc ) |
