Tender For Ttps - Operation Circle - Mpm Ii - Ac Plant - Rectification Of Vibration In Blower Impeller Fan Assembly By Renewing Of Impeller Fan Blades, The Rod & Blower Casing Cover And Commissioning Of The Blower ‘A At Air Washer Unit Iv Model No.13
Tender Value
Ref. Documents
Estimated cost
Bid Submission
02 Nov 2026
15 days left
EMD
9400
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
Tuticorin → Tamil Nadu
EMD Exemption
Available
Quantity
Not Available
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Address
Project Description
Tender for Ttps - Operation Circle - Mpm Ii - Ac Plant - Rectification Of Vibration In Blower Impeller Fan Assembly By Renewing Of Impeller Fan Blades, The Rod & Blower Casing Cover And Commissioning Of The Blower ‘A At Air Washer Unit Iv Model No.13 ½ Lld
BOQ
| Sl. No. | Item Description |
| 1 | Charges for dismantling the ‘V’ Belts, Fly Wheel [Approximate weight 500Kg] of Blower Shaft and motor pulley with bush by using the chain blocks and lifting arrangement at centrifugal fan ‘A’ Model No. 13 ½ LLD at Air washer system Unit IV. (All consumables, T&P hire charges under contractor's scope) |
| 2 | Charges for providing necessary supports at both sides of the blower shaft, dismantling the plummer block assembly, bearing assembly and air intake vane assembly etc. after cutting and removing of the supporting frames at both sides of the blower shaft, lifting the materials by using chain blocks if necessary scaffolding arrangements should be made and the materials should be kept at out side of the blower room as per the direction of the Engineer-in-charge. (All consumables, T&P hire charges under contractor's scope) |
| 3 | Charges for dismantling the front, top, side casing covers by cutting & removing of the bolt & nut, for lifting of the blower impeller assembly at Air Washer Blower 'A' at Unit IV as per the direction of Engineer-in-charge. (All consumables, T&P hire charges under contractor's scope) |
| 4 | Charges for cutting & removing the corroded and damaged impeller fan blades and tie rods outer and inner periphery plates from the impeller fixing hub and shifted to out side of the blower room.(All consumables, T&P hire charges under contractor's scope) |
| 5 | Charges for loading the materials like fan assembly, shaft with hub by using chain blocks with supporting arrangements, lifting & unloading from 9.5mtr. floor to ground floor, loading & unloading at vehicle for reconditioning work in workshop at town. (All consumables, T&P hire charges under contractor's scope) |
| 6 | Charges for dismantling the impeller hub from the shaft by using the Special fixer and hydraulic jack, removing key from the keyway, cleaning the shaft hub key and keyway etc. and reassembling the hub in the shaft by using hydraulic jack in proper position aligning fixing the key in the keyway for locking the hub with shaft as per the direction of the Engineer in charge. [ Special fixer, hydraulic jack and other consumables contractor’s scope] |
| 7 | Charges for fabrication of the inner & outer periphery blades of impeller of in existing size OD 2055mm, ID 1650mm, 4 Nos. by M.S. plate 6mm thickness, and fan blades size (810X560)mm 32Nos. by M.S. Plates 3.15mm thickness, welding with impeller hub, fixing of the 8Nos. tie rods aligning properly as per the drawing enclosed, as per the direction of Engineer-in-charge. (All consumables,materials T&P hire charges under contractor's scope) |
| 8 | Charges for fixing by bold of the fabricated outer & inner periphery plates with impeller hub for welding of the 32 No. Fan blades in between the outer & inner periphery plate, fixing the 8Nos. Tie rods in the impeller at both sides as pr the direction of Engineer-in - charge |
| 9 | Charges for renewing of 1 no. Fan Blade (or) tie rod in between the newly fabricated inner and outer periphery plate by welding. |
| 10 | Charges for conducting the dynamic balancing test on impeller assembly after fitting the impeller fixing hub at work shop end. [T&Ps and consumables under contractor’s scope]. |
| 11 | Charges for strengthening the foundation bed frame assembly by providing bed bolts & vibration rubber pads in addition that renewing all rubber pads in the bottom of the plumper block assembly in drive & non drive end for rectification of vibration in blower 'A'. [T&Ps and consumables, materials, rubber pads & bolts under contractor’s scope]. |
| 12 | Charges for re-assembling of air intake vane assemblies supporting frames, plummer block assemblies at both sides by using lifting arrangements, chain block etc. (if necessary cutting & welding of frames) fixing properly, tightening of the bolt & nuts after the proper aligning of supporting frames, plummer block assembly as per the direction of Engineer-in-charge. [T&Ps and consumables under contractor’s scope] |
| 13 | Charges for fixing the new self aligned double row taper lock bearings No.22326K with sleeve and lock washer to both side of the blower shaft and checking the tighteness as per the direction of Engineer-in-charge. [T&Ps and consumables under contractor’s scope] |
| 14 | Charges for lifting the shaft with impeller assembly and keeping at plummer block assembly, checking the bearing at both sides after aligning and tightening of the plummer block assembly, greasing packing of the bearing, checking the free rotation of the impeller assembly, testing of the all bolts & nuts as per the direction of Engineer-in-charge. [T&Ps and consumables under contractor’s scope]. |
| 15 | Charges for re-assembly of the front, top, side casing cover by fixing properly tightening of the bolts & nuts of necessary cutting & welding as per the direction of engineer-in-charge. (The consumables, bolt & nuts under contractor’s scope) |
| 16 | Charges for transportation of the Taper lock bushes of Fly wheel Qty. 1No. make: Fenner bush size 5050 from TTPS to workshop at town, enlarging the bore from pilot bore and also providing the keyway in the Taper lock bushes as per the sample, transporting back to TTPS for fixing in the shaft of the centrifugal fan & motor at Fan House Unit III Blower ‘A’. (All consumables, T&P hire charges under contractor's scope) [Fly wheel supplied by board] |
| 17 | Charges for the Taper lock bushes of motor pulley Qty. 1No. make Pix size 3535 from workshop to TTPS, After enlarging the bore from pilot bore and also providing the keyway in the Taper lock bushes as per the sample, for fixing in the shaft of the centrifugal fan & motor at Fan House Unit III Blower ‘A’. (All consumables, T&P hire charges and motor pulley under contractor's scope) |
| 18 | Charges for re-assembling Fly Wheel [Approximate weight 500Kg] of Blower Shaft and motor pulley with bush and 'V' Belts by using the chain blocks & lifting arrangement and aligning, checking, testing and commissioning of blower ‘A’ centrifugal fan Model No.13½ LLD at Air washer system Unit IV. |
| 19 | Material on contractors scopeV Belt SPC 7500 |
| 20 | Charges for one coat of red oxide primer and two coats of enamel painting of inner & outer side of the blower A in Air washer Unit IV the rates including paint, T & P hire charges and consumables etc. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Oct 15, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 02, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 15 daysNov 03, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 16 daysTender Documents
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