Coal and Mines Boards / Undertakings / PSU Closing in 1 days TDR #57126007

Tender For A. Repairing And Maintenance Of Secondary Crusher Roller Of Bwf 2 Make Crusher In Favor Of Aadocm Dhori Area. B. Repairing Of Conveyor Chain Tail End Shaft Assembly Of Bwf 2. C. Repairing Of Receiving And Discharge Chute Of Bwf 2

Issued by Boards / Undertakings / PSU · Bokaro, Jharkhand
Tender Value
4.86 Lakhs
Estimated cost
Bid Submission
31 Aug 2026
1 days left
EMD
6100
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online

Tender Overview

Competition Type
NCB
Bidding Type
Tender
Location / State
Bokaro → Jharkhand
EMD Exemption
Not Available
Quantity
Not Available

Project Description

Tender for A. Repairing And Maintenance Of Secondary Crusher Roller Of Bwf 2 Make Crusher In Favor Of Aadocm Dhori Area. B. Repairing Of Conveyor Chain Tail End Shaft Assembly Of Bwf 2. C. Repairing Of Receiving And Discharge Chute Of Bwf 2

BOQ

Name of Work:- A. Repairing and maintenance of secondary crusher roller of BWF 2 make crusher in favor of AADOCM Dhori Area. B. Repairing of Conveyor chain Tail End shaft assembly of BWF 2. C. Repairing of receiving and discharge chute of BWF 2
Sl. No. Item Description
1A. Repairing and maintenance of secondary crusher roller of BWF 2 make crusher in favor of AADOCM Dhori Area ( Quote zero for this
2Worn out round linear shape of breaker plate changing with old track pad as per design and by grinding machine etc.
3Fabrication of adjusting rod of size 850 mm X 60 mm for breaker plate having square thread, square head, knuckle joint with heavy duty nut as per fittment.
4B. Repairing of Conveyor chain Tail End shaft assembly of BWF 2 ( quote zero for this )
5Dismantling of all components from tail end assembly with complete rust & dust cleaning, checking.
6Tail End both side damaged & worn-out bearing seat welding & machining in std size.
7Tail End both side damaged & worn-out dust seal seat welding & machining in std size.
8Tail End Hollow shaft damaged & worn-out sprocket seat repairing by welding & machining as per sprocket shaft size & sprocket fitting by hydraulic press machine & alignment setting on lathe machine & after alignment full round triple layer welding by special jointing steel electrodes
9Bearing press ring & press plate new making as per required measurement
10Tail End block Gun metal bush bearing new making & fixing in housing with locking
11Tail end both sides sprocket teeth point rectification by hard facing welding electrode with height and length increasing as per required conveyor chain link and shaping by grinding and link checking one by one for proper matching with sprocket.
12Removal of bent screw jack shaft and taking out. Tail end heavy duty chain adjusting screw jack shaft new making as per required size with full thread and one end seat making and other end square head as per sample.
13Re- assembling of tail end shaft assembly with all components & accessories.
14C. Repairing of receiving and discharge chute of BWF 2 (Please quote zero for this )
15Repairing of secondary crusher discharge chute wornout plateby cutting & welding etc.a. Gas cutting in above job
16Welding work in above job
17Secondary crusher motor supporting plate & gallery parapet angle cutting & welding & cracked base plate weldinga. Cutting work in above job
18Welding work in above job
19Conveyor chain flight assembly pin cutting by gas for removalof damaged flight
20Buildup of both side flight locking with conveyor chain linkplate by welding with low hydrogen special electrode
21Repairing of bottom plate of hopper and under carriage plate by cutting welding etca. Gas cutting work in above job 320”
22Welding of bottom liner plate and under carriage plate.
23Repairing of bend stopper support of tail end screw jack repairing by cutting , fixing and welding with special type jointing electrodesa. Gas cutting working in above job10” long X 9” width X 4 nos both side
24Welding work in above job 152”
25Repairing of tung plate wornout plate by cutting & weldinga. Gas cutting work in above job 42” long X 30”width X 2 nos = 288”
26Welding work done above job = 102”
27Conveyor chain guard plate repairing by new plate cutting & fixing and weldinga. Gas cutting work in above job 12” long X 12” width
28Welding work done above job
29Receiving chute old damaged plate cutting.
30New plate cutting for receiving chute.
31Old broken side wall plate setting and welding.
32New plate welding after setting work
33Top liner plate welding with low hydrogen special electrode
34Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information

AI Tender Summary

OUR REF NO 57126007
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE 4.86 Lakhs
LAST DATE 31-08-2026
Authority
Authority Name Central Coalfields Limited
Work Description Tender for A. Repairing And Maintenance Of Secondary Crusher Roller Of Bwf 2 Make Crusher In Favor Of Aadocm Dhori Area. B. Repairing Of Conveyor Chain Tail End Shaft Assembly Of Bwf 2. C. Repairing Of Receiving And Discharge Chute Of Bwf 2
Basic Detail
Tender No AADOCM/ENM/26-27/3
Bidding Type Tender
Location
City Bokaro
State Jharkhand
Key Dates
Publish Date 21 Aug 2026
Submission Date 31 Aug 2026
Open Date 01 Sep 2026
Finance
Tender Value 4.86 Lakhs
Tender Fee Ref. Documents
EMD 6100
Exemption Not Available
Document List
18799387-641d-483d-a428-d0750f0f33c0.html
BOQ_377030.xls
Tendernotice_1 (19).pdf

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Tender Timeline

Aug 21, 2026
11:30 IST

Tender Published

Tender notice published.

Completed
Aug 31, 2026
17:00 IST

Bid Submission Deadline

Online submission via eProcurement portal.

Upcoming · 1 day
Sep 01, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 2 days

Tender Documents

Download All (ZIP) ↓
html

18799387-641d-483d-a428-d0750f0f33c0.html

xls

BOQ_377030.xls

pdf

Tendernotice_1 (19).pdf

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