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| 1 | Loading, transporting and unloading of 250NB, 400NB New M.S ERW pipes from Central stores/MTPS-II to work site in trailer truck for erection of worn out existing MS ERW pipes1a) Hire charges for trailer truck for transporting of 250NB, 300NB, 350NB & 400NBM.S ERW pipes from central stores / MTPS-II to work site, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc., |
| 2 | Loading, transporting and unloading of 250NB, 300NB, 350NB & 400NB New M.S ERW pipes from Central stores/MTPS-II to work site in trailer truck for erection of worn out existing MS ERW pipes2b).Loading of 250NB & 400NB new M.S ERW pipes in trailer truck and unloading at work site, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc., |
| 3 | Supply of400 NB ERW pipe for Bottom ash silo to Fly ash silo. |
| 4 | Erection of 250NB & 400NB New M.S ERW pipes bend, spool piece and connected pipe line parts from ESP Area to Bottom ash Silo line for Ash conveying lines with suitable joints, welding of cleats for placing clamps and fixing with suitable supports etc, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc.,3A)Erection of 250NB & 400NB New M.S ERW pipes and connected pipe line parts from Bottom ash area to Silo, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc. |
| 5 | Erection of 250NB & 400NB New M.S ERW pipes bend, spool piece and connected pipe line parts from ESP Area to Bottom ash Silo line for Ash conveying lines with suitable joints, welding of cleats for placing clamps and fixing with suitable supports etc, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc.,3b)Erection of 400NB New M.S ERW pipes and connected pipe line parts from silo bottom to silo top. (For an altitude of 45m from ground level), inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc., |
| 6 | Erection of 250NB & 400NB New M.S ERW pipes bend, spool piece and connected pipe line parts from ESP Area to Bottom ash Silo line for Ash conveying lines with suitable joints, welding of cleats for placing clamps and fixing with suitable supports etc, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc.,3c)Erection of bends, Y pieces and spool piece of various sizes and connected pipe line parts from Bottom ash \"D\" pump area to Bottom ash Silo area, inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc., |
| 7 | Charges for fabrication of 250 NB 90° MS bend suitable for 250 NB MS ERW pipe for Fly ash conveying lines including lining with SS plates in the inner portion/outside MS Box coverof bend and fitting & welding of flanges on both ends of bend including consumables like cutting gas, welding electrodes, etc. (Required 250 NB MS ERW pipe (or) 10 mm Platewill be supplied by TNPGCL at free of cost). |
| 8 | Charges for fabrication of 250 NB 45° MS bend suitable for 250 NB MS ERW pipe for bottom ash conveying lines including lining with SS plates in the inner portion/outside MS Box coverof bend and fitting & welding of flanges on both ends of bend including consumables like cutting gas, welding electrodes, etc. (Required 400 NB MS ERW pipe (or) 10 mm Platewill be supplied by TNPGCL at free of cost). |
| 9 | Charges for fabrication of 250 NB MS \"Y\" piecesuitable for 250 NB MS ERW pipe for Fly ash/Bottom ash conveying line including cutting of SS plate to the required size, bending of SS plates to the required profile, grinding and isert the SS liner/outside MS Box coverinside the bend and welding positioningtheflanges on both ends of bend and welding including consumables like cutting gas, MS & Dissimilarwelding electrodes and 8mm SS 304 plates(Required 250 NB MS ERW pipewill be supplied by TNPGCL at free of cost) |
| 10 | Charges for fabrication of 400 NB 90° MS bend suitable for 400 NB MS ERW pipe for bottom ash conveying lines including lining with SS plates in the inner portion/outside MS Box coverof bend and fitting & welding of flanges on both ends of bend including consumables like cutting gas, welding electrodes, etc. (Required 400 NB MS ERW pipe (or) 10 mm Platewill be supplied by TNPGCL at free of cost). |
| 11 | Supply and Erection of 400 mm Dome valve |
| 12 | charges for Dismantling the existing wornout bends and reassembling of new fabricated 250NB 45⁰, 90⁰ with SS liners MS bend for bottom ash conveying lines near Fly ash / Bottom ash Buffer hopper area including cost of gasket, Bolt & nuts and providing necessary platform arrangements, lifting, leading positioning and aliging with pipe line flange etc., |
| 13 | Charges for Dismantling the exizting wornout bends and reassembling of new fabricated 400NB 90⁰ with SS liners/outside MS Box coverMS bend for bottom ash conveying lines near Fly ash / Bottom ash Buffer hopper including cost of gasket, Bolt & nuts and providing necessary platformrrangements, lifting, leading positioning and aliging with pipe line flange etc., |
| 14 | Hire charges for higher capacity crane for erection of 400 NB pipe and bends at Top of the Fly ash silo |
| 15 | Providing concrete insert ring and expansion bellow at the Top of the Fly ash Silo. |
| 16 | Providing MS structural support for 250 NB & 400 NB Pipe lines. |
| 17 | Supply and erection of 250 NB Knife Edge valves |
| 18 | Patch welding for 300 NB, 350 NB & 400 NB wornout conveying lines in Bottom Ash A stream Line |
| 19 | Charges for supply of MS Flangevarious sizes16A) 250NB MS Flange |
| 20 | Charges for supply of MS Flangevarious sizesB) 400NB MS Flange |
| 21 | Paintingof newly erected 250 & 400 NB MS ERW pipes and connected pipe line parts with one coat of red oxide andthen two coats of HR Aluminum paints including cost of paints and inclusive the cost of all consumables, hire charges of all T&Ps, safety appliances and all labour charges etc., |
