Tender For Nctps-Ii - Mi Mpm Unit-Ii - Mill-2B - Replacement Of Damaged/Eroded Bowl & Bowl Hub Assembly, Mill Inverted Cone, Multi Port Outlet Plate, Mill Outlet Venture Collar, Miil Outlet Venture Profile, Mill Inner Cone By Dismantling Of Center Fe
Tender Value
Ref. Documents
Estimated cost
Bid Submission
03 Oct 2026
2 days left
EMD
29600
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Thiruvallur → Tamil Nadu
EMD Exemption
Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Nctps-Ii - Mi Mpm Unit-Ii - Mill-2B - Replacement Of Damaged/Eroded Bowl & Bowl Hub Assembly, Mill Inverted Cone, Multi Port Outlet Plate, Mill Outlet Venture Collar, Miil Outlet Venture Profile, Mill Inner Cone By Dismantling Of Center Feed Coal Pipes, Transition Chute, Feeder Outlet Chute, Mpos, Mdvs, Mpo Plate, Separator Body And Its Components, Journal Assemblies And Other Related Work.
BOQ
| Sl. No. | Item Description |
| 1 | Charges for removal of Mill Outlet Elbow (MOE) by removing the grooved couplings at both ends of mill outlet elbow by providing temporary supports to arrest the coal pipe for removal & lowering of mill outlet elbow from it position for inspection, patch welding if necessary and changing of grooved coupling gasket, lifting the elbow into position, then align the mill outlet elbow with coal pipe including cutting, welding and tightening the grooved couplings at the ends, removal of temporary supports and normalizing including cost of consumables and hire charges for T&P's. |
| 2 | Charges for dismantling, lowering the distant piece along with orifice to access for dismantling MDVs & MPOs works re-fixing the released distant piece along with orifice on MDV, aligning, positioning including cost of consumables and hire chargesfor for T&Ps. |
| 3 | Charges for providing support for coal pipe above the mill, dismantling , lowering of 1 No. MDV from 10.853m to mill floor at 4.75m inspection of internals and renewing the worn-out components if necessary, lifting of either new or repaired or modified one no. Mill Discharge Valve to positioning and coupling with coal pipe, replacing the rubber gasket and releasing of supports including cost of consumables and hire charges for T&P's. |
| 4 | Charges for dismantling and lowering of 1 No. Multiple Port Outlet to mill floor from 9.389m to mill floor at 4.75m, inspection of internal and renewing the worn-out components if necessary, lifting of either new or repaired MPO to the position and coupling with mill discharge valve including cost of consumables and hire charges for T&P's. |
| 5 | Charges for replacement of worn-out centre coal feed pipe (Type-I) by erection of necessary scaffolding arrangements at higher elevation above Mill, dismantling the worn-out coal feed pipe from transfer chute, lowering it to ground floor, transporting, leading, lifting, positioning, erecting and assembling the new/reconditioned or released center coal feed pipe (Type-I) with transfer chute, including cost of consumables and hire charges for T & Ps |
| 6 | Charges for replacement of worn-out centre coal feed pipe (Type–II) by dismantling the dresser coupling, dismantling the fixing bolts on Mill top, removing and lowering the Center coal feed pipe (Type –II) to the Mill floor, transportation, leading, lifting, erecting and fixing the new / reconditioned or released centre coal feed pipe (Type-II) on the Mill top, assembling the dresser coupling, including the hire charges for T & Ps cost of consumables. |
| 7 | Charges for rectification / replacement Transition Chute by fabrication of walkway around transition chute, dismantling and removal of wornout transfer chute from 22 m to ‘O’m, (under dismantled condition of Centre Coal Feed Pipe, MOEs, MDVs, MPOs during Overhaul) transportation, leading, lifting, positioning and refixing the new / reconditioned transfer chute, including the hire charges for T&Ps and cost of consumables (Required Transition Chute will be supplied by TANGEDCO transporting of Transition Chute from store to site/site to Mill floor at a height of 05M/ devolute replaced damaged material from site to stores ) |
| 8 | Charges for rectification / replacement Feeder outlet chute, dismantling and removal of wornout Feeder outlet chute from feeder floor,dismantlling of feeder outlet gate transportation, leading, lifting, positioning and refixing the new / reconditioned Feeder outlet chute, including the hire charges for T&Ps and cost of consumables. (Required Feeder outlet chute will be supplied by TANGEDCO transporting of Feeder outlet chute from store to site/site to feeder floor at a height of 22M/ devolute replaced damaged material from site to stores ) |
| 9 | Charges for dismantling of worn-out multi port outlet plate by dismantling the fixing bolts on mill top, removing and lowering the multi port outlet plate to the mill floor,transportation, leading, lifting, erecting and fixing the new/ reconditioned or released multi port outlet plate on the seperator body top, including the hire charges for T&P's and cost of consumables. (Required multi port outlet plate will be supplied by TANGEDCO transporting of multi port outlet plate from store to site/site to Mill floor at a height of 05M/ devolute replaced damaged material from site to stores ) |
| 10 | Charges for dismantling of worn-out Mill Outlet Venturi collar, removing, lowering the Mill Outlet Venturi collar to the mill floor, transportation, leading, lifting, erecting and fixing the new/ reconditioned or released Mill Outlet Venturi collar on the seperator body inner , including the hire charges for T&Ps and cost of consumables. (Required Mill Outlet Venturi collar will be supplied by TANGEDCO), transporting of Mill Outlet Venturi collar from store to site/site to Mill floor at a height of 5m elevation devolute the released damaged materials from site to stores ) |
| 11 | Charges for dismantling of worn-out Mill Outlet Venturi Profile by dismantling and cutting the center coal feed pipe, removing and lowering the Mill Outlet Venturi profile to the mill floor,transportation, leading, lifting, erecting and fixing the new/ reconditioned or released Mill Outlet Venturi profile on the seperator body inner , including the hire charges for T & Ps and cost of consumables. (Required Mill Outlet Venturi profile will be supplied by TANGEDCO) , transporting of Mill Outlet Venturi profile from store to site/site to mill floor at a height of 5m elevation devolute the released damaged materials from site to stores ) |
| 12 | Charges for dismantling of worn-out Mill inverted cone by dismantling and cutting the center coal feed pipe, removing and lowering the Mill inverted cone to the mill floor, transportation, leading, lifting, erecting and fixing the new/ reconditioned or released Mill inverted cone on the seperator body inner, including the hire charges for T & Ps and cost of consumables.(Required Mill inverted cone will be supplied by TANGEDCO) transporting of Mill inverted cone from store to site/site to Mill floor at a height of 5m elevation devolute the released damaged materials from site to stores ) |
| 13 | Charges for dismantling of worn-out Mill inner cone by dismantling of separator body, dismantling the fixing bolts on Mill inner cone,removing and lowering the Mill inner cone to the mill floor, transportation, leading, lifting, erecting and fixing the new/reconditioned or released Mill inner cone on the seperator body top, including the hire charges for T & Ps and cost of consumables.(Required Mill inner cone will be supplied by TANGEDCO transporting of Mill inner cone from store to site/site to mill floor at a height of 5m elevation devolute the released damaged materials from site to stores) |
| 14 | Charges for dismantling & removal of journal door from mill for rectification/ replacement/ attending defects in journal assembly/bull ring segments/ bull ring clamping ring/grinding rollers/ journal skirt/ bowl hub assembly including cost of consumables and hire charges for Tools & Plants. |
| 15 | Charges for removing of journal head assembly along with the roller for rectification/ replacement/ attending defects in journal assembly/ bull ring segments/ bull ring clamping ring/grinding rollers/journal skirt/bowl hub assembly including hire charges for T&P's and cost of consumables. |
| 16 | Charges for refixing the worn-out/dislocated/ damaged bull ring segments after removal of clamping ring, bowl extension rings, wedges, cleaning and surface preparation in bowl, positioning, fixing of new/dislocated set of bull ring segments and fixing of clamping ring, bowl extension rings, wedges etc., in position and welding of gap rod, including hire charges for T&P's and cost of consumables. |
| 17 | Charges for rectification /replacement of dislocated / wornout the bowl extension ring / Vane wheel segment including cost of consumables and tools & plants. |
| 18 | Charges for rectification/replacement of wornout/ damaged bowl center cover by removing the sheared bolts, cleaning the bowl area, retapping the holes if necessary, rectify the defects in bowl center cover and refixing the new/ reconditioned bowl center cover, including hire charges for T&P's and cost of consumables. |
| 19 | Charges for removal of separator body along with classifier assembly, lifting and aranging rails for shifting the separater body and placing it an appropriate place and after renewal of supporting fixtures and rails including the cost of consumables and hire charges for T&Ps. |
| 20 | Charges for attending hot air leakage in labyrinth seal area by removing outer labyrinth seal - removing the studs at the height of 3m, placing on the floor, checking labyrinth seal inner grooves, rectifing defects, fixing of graphite rope inside the labyrinth seal grooves, flushing of seal air lines of labyrinth seal area, leading, lifting and positioning labyrinth seal and refixing the studs, checking clearance between labyrinth seal and bowl hub and conducting trail run of mill including hire charges for T&P's and cost of consumables. |
| 21 | Charges for dismantling and removing the insulation cover plates in order to access for removing the labyrinth seals, dismantling and removing the damaged labyrinth seals, checking the seal grooves, bure cleaning, rectification & reconditioning the damaged area for proper flow, seating area rectification of damaged insulation cover plates, removing the sheared screws, retapping the same and refixing of insulation cover plates after fixing rectified labyrinth seals including hire charges for T&P's and cost of consumables. |
| 22 | Charges for attending hot air leakage in inner labyrinth seal area by removing the inner skirt cover by cutting inside the underbowl, removing the studs, removing inner labyrinth seal and placing on the floor, checking labyrinth seal inner grooves, rectifing defects, fixing of graphite rope inside the labyrinth seal grooves, flushing of seal air lines of labyrinth seal area, leading, lifting and positioning labyrinth seal and refixing the studs, reassembling inner skirt cover, checking clearance between labyrinth seal and bowl hub and conducting trail run of mill including cost of consumables, T&P's, etc., |
| 23 | Charges for removal of bowl & bowl hub assembly by lifting and arranging rails for shifting it to repair bay removing the bowl fixing bolts & separating the bowl and bowl hub assembly shifting new/reconditioned bowl hub to mill, positioning & fixing including the cost of consumables and hire charges for T&Ps. (Required bowl &bowl hub assembly will be supplied by TANGEDCO ) |
| 24 | Charges for rectification of defective journal spring assembly by dismantling the spring assembly, internals such as stud extension cap, spring housing cover, locking key, spring housing, wear sleeve and orifice plate, replacement of damaged stud bearing housing,wear sleeve and orifice plate, reassembling internals, and refixing the rectified journal spring assembly including hire charges for T&P's and cost of consumables. |
| 25 | Charges for removing the damaged journal stop bolt with bush, grinding & cleaning, reassembling new / reconditioned stop bolt with bush and fixing the stop bolt in position and checking the operation of bolt including cost of consumables & hire T&Ps. |
| 26 | Charges for checking Classifier assembly by removal of Classifier spherical bearing links, checking if necessary retapping the sockets, replacing of worn out studs and nuts and synchronising the operation of classifier control vanes of the Mill, including the cost of consumables and hire charges for T&Ps. |
| 27 | Charges for rectification of damaged and worn out clasiffier bottom ring area by removing sheared fastners, cleaning of fastner holes, attending rectification works in inner cone top, including the hire charges for T&P's and cost of consumables. |
| 28 | Charges for refixing the journal door after attending the breakdown works for Rectification / Replacement / Attending defects in journal Assembly/Bull Ring Segments/Bull ring clamping Ring/Grinding rollers/Journal skirt / Bowl Hub Assembly including the hire charges for T&P's and cost of consumables. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Sep 25, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedOct 03, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 2 daysOct 05, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 4 daysTender Documents
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