Tender For Major Repairing Of Steam Winder For Smooth Running Of Pit No.3 & Pit No.4 At Kumardihi A Colliery.
Tender Value
38.71 Lakhs
Estimated cost
Bid Submission
20 Nov 2026
7 days left
EMD
48400
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
Paschim Bardhaman → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Major Repairing Of Steam Winder For Smooth Running Of Pit No.3 & Pit No.4 At Kumardihi A Colliery.
BOQ
| Sl. No. | Item Description |
| 1 | Discription of items |
| 2 | Repairing of Steam Winding Engine with Supply and Fitting of Materials for Safety of Men and Production, Pit No. 3 (14\\"x28\\"), at Kumardih A Colliery under Bankola Area Manufacture of new piston heads using suitable carbon steel/forged steel. including material supply, machining, facing and finishing both sides |
| 3 | Supply and machining of piston pins using approved EN8/EN19 steel including turning, grinding and finishing |
| 4 | Manufacture of new piston rods using suitable forged steel, including material supply, turning, threading, machining and finishing |
| 5 | Manufacture of new glands using suitable cast iron/steel as per original design, including material supply, machining, boring, facing and finishing |
| 6 | Manufacture of cylinder neck bushes using approved phosphor bronze/gunmetal or bearing material, including material supply, boring, turning and fitting |
| 7 | Manufacture of crosshead guide bushes using approved bearing material, including material supply, precision machining and fitting |
| 8 | Manufacture of crosshead bushes using suitable bearing alloy, including material supply, machining, boring and finishing |
| 9 | Repair and reconditioning of crosshead guides, including steel material, welding electrodes, metal build-up where required, grinding, machining and ahgnment |
| 10 | Manufacture and replacement of broken power bracket assembly, including structural steel, fabrication, welding, machining, drilling, finishing and fitting |
| 11 | Manufacture of new power bracket weight lever shaft using suitable EN8/EN19 steel, including material supply, turning, keyway cutting and finishino |
| 12 | Manufacture/replacement of gear/clipper bracket with keyway, including suitable steel material, fabrication, machining and fitting |
| 13 | Manufacture of link motion pins and bushes using approved steel and bearing material, including material supply, machining and fitting |
| 14 | Supply and replacement of steam-resistant, asbestos-free cylinder packing for both sides, including fitting |
| 15 | Dismantling assistance, reassembly, alignment, lubrication, fitting, consumables, inspection and operational trial after repairs |
| 16 | Repairing of Steam Winding Engine with Supply and Fitting of Materials for Safe Man Winding and material , Pit No.4 (12*24) at Kumardih-A Colliery under Bankola Area Power brake assembly overhauling, including brake shaft manufacturing/reconditioning, machining, brake materials, labour and fitting.components, friction lining, |
| 17 | Crosshead assembly repair, including steel materials, pins, bushes, machining and fitting. |
| 18 | Crankshaft block/stand oversize boring, including machining, consumables and alignment. |
| 19 | Manufacturing of connecting rod shaft using EN19-grade alloy steel, including raw material procurement; forging, annealing, machining, heat treatment as per specification, drilling, finishing and dimensional inspection. Includes associated pins, bushes and keys, complete with materials, labour and machining. |
| 20 | Manufacturing of drumshaft.pins. crankshaft pins and link-motion pins. including specified steel material, machining and finishing. |
| 21 | Valve shaft block bush replacement, including bush materials, machining and fitting. |
| 22 | Weight lever shaft manufacturing, including steel materials, machining and installation. |
| 23 | Cylinder-related drilling, threading and repair, including materials and machining. |
| 24 | Dismantling and reassembly of engine assemblies, including labour, handling and fitting consumables. |
| 25 | Bearing and bearing-housing repair/replacement, including bearing materials, machining and fitting. |
| 26 | Drumshaft and crankshaft alignment, including shims, keys and precision fitting. |
| 27 | Brake mechanism inspection, servicing and replacement of worn components. |
| 28 | Fabrication and replacement of damaged mechanical components, including steel, welding and machinine s .otvnmest pranny stat tratth ATMt4 bt/11 |
| 29 | Lubrication system servicing, including pipes, fittings, seals and gaskets. |
| 30 | Supply and fitting of keys, bolts, nuts, studs, shims and other necessary materials. |
| 31 | Final functional testing, commissioning and documentation. |
| 32 | Additional component repairs and specialist machining, including necessary materials and labour, subject to inspection. |
| 33 | Site execution, material handling, tools and equipment required for repair work. |
| 34 | Civil work: Breaking and dismantling of the damaged engine foundation, removal of debris, transportation of raw materials, foundation-bed preparation, shuttering, reinforcement where specified, and reconstruction using cement, sand, stone chips, suitable construction chemicals and other necessary materials. Includes concrete casting (Dhalai), curing, finishing, labour and equipment. |
| 35 | Manufacturing and supply of cylinder hotding bolts using EN19-grade atloy steel, complete with nuts, including machining, threading, finishing and dimensional inspection as per required specifications. |
| 36 | Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Nov 10, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedNov 20, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 7 daysNov 21, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 8 daysTender Documents
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