Coal and Mines Boards / Undertakings / PSU Closing in 7 days TDR #57436854

Tender For Repairing Of Various Cracks Of Revolving Frame, Rail Pads, Base Chambers, Housing Rotate Pinion Etc. Of 33By72 W2000 Somnath Dragline Of Khadia Project.

Issued by Boards / Undertakings / PSU · Sonbhadra, Uttar Pradesh
Tender Value
12.70 Lakhs
Estimated cost
Bid Submission
22 Sep 2026
7 days left
EMD
15900
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online

Tender Overview

Competition Type
NCB
Bidding Type
Tender
Location / State
Sonbhadra → Uttar Pradesh
EMD Exemption
Not Available
Quantity
Not Available

Project Description

Tender For Repairing Of Various Cracks Of Revolving Frame, Rail Pads, Base Chambers, Housing Rotate Pinion Etc. Of 33By72 W2000 Somnath Dragline Of Khadia Project.

BOQ

Name of Work:- .
Sl. No. Item Description
1Scope of Work/Technical Specifications etc. 1.Thorough Joint Cleaning: Ensuring that joint is thoroughly cleaned prior to welding is essential to achieve high quality welds. 2. Grinding of cracks for V groove preparation.3. Crack removal Confirmation: It is crucial to confirm the complete removal of any cracks through DP test.4. Preheating the joint: Preheating the joint before welding helps to prevent thermal shock and reduce risk of cracking.5. Maintaining Interpose Temperature during 03 layer of welding of cracks: Carefully maintaining the interpose temperature is necessary to ensure the integrity of the weld.6. Post- Heating the Weld Joint: Post-heating the weld joint after completion helps to relieve residual stresses and reduce the risk of cracking. 7. Conduct DP test-03 times (after root, after 03 layer welding, after final welding) per crack.8. Conduct UT per crack to find hidden internal cracks, voids, and flaws in the welded joints.9. Controlled Cooling rate: After welding is completed, it is imperative to properly cover the weld joint to control the cooling rate, preventing the formation of undesirable microstructures. 10. submission of report to Incharge Dragline.Note: Maximum deployement of manpower likely to be 1. Skilled Welder for 184 nos. of mandays, 2. Skilled Fitter for 184nos. of mandays and 3. Un-skilled helper for 184 nos. of mandays.Additional term and condition- a- Contractor shall be responsible for movement of their manpower with their vehicle. b- Contractor shall provide PPE to engaged manpower.c- Contractor shall be responsible for all statuary liability like safety of manpower, vehicle & machine, distribution of SOP to the personal engaged for the work and ensured its followability etc.
2Charges for repairing of 26 cracks at Roller pads (base and rotate frame), rotate frame structure and housing of rotate pinion bearing as per above scope of work.
3Labour charges including contractor's profit per crack.
4Grinding of cracks for V preparation including charges for grinder per crack
5DP Test 3 times(after root, after 3 layer, after final layer) per crack
6UT test per crack
7Stress Releiving by control heating and cooling per crack
8Hiring of welding machine
9Charges for repairing of 20Nos. Cracks in various base chambers as per above scope of work.
10Labour charges including contractor's profit per crack.
11Grinding of cracks for V preparation including charges for grinder per crack
12DP Test 3 times(after root, after 3 layer, after final layer) per crack
13UT test per crack
14Stress Releiving by control heating and cooling per crack
15Hiring of welding machine
16Total impact of GST for the purpose of CTC Please Enable Macros to View BoQ information

AI Tender Summary

OUR REF NO 57436854
AUTHORITY Boards / Undertakings / PSU
TENDER VALUE 12.70 Lakhs
LAST DATE 22-09-2026
Authority
Authority Name Northern Coalfields Limited
Work Description Tender For Repairing Of Various Cracks Of Revolving Frame, Rail Pads, Base Chambers, Housing Rotate Pinion Etc. Of 33By72 W2000 Somnath Dragline Of Khadia Project.
Basic Detail
Tender No KHD/G.M. (Excv)/E-Tender/26-27/488
Bidding Type Tender
Location
City Sonbhadra
State Uttar Pradesh
Key Dates
Publish Date 09 Sep 2026
Submission Date 22 Sep 2026
Open Date 23 Sep 2026
Finance
Tender Value 12.70 Lakhs
Tender Fee Ref. Documents
EMD 15900
Exemption Not Available
Document List
Annexures.pdf
b4750720-7667-41f1-93ad-6542844b535b.html
BOQ_378143.xls
COC_ATC.pdf
ITB.pdf
Tendernotice_1 (26).pdf

Unlock Full AI Tender Summary

Get instant access to the complete AI-generated analysis — scope, eligibility, timeline & more.

Instant Access Secure Free
Your details are secure and used only for document delivery.

Tender Timeline

Sep 09, 2026
11:30 IST

Tender Published

Tender notice published.

Completed
Sep 22, 2026
17:00 IST

Bid Submission Deadline

Online submission via eProcurement portal.

Upcoming · 7 days
Sep 23, 2026

Bid Opening Date

Technical bids will be opened and evaluated.

Upcoming · 8 days

Tender Documents

Download All (ZIP) ↓
pdf

Annexures.pdf

html

b4750720-7667-41f1-93ad-6542844b535b.html

xls

BOQ_378143.xls

pdf

COC_ATC.pdf

pdf

ITB.pdf

pdf

Tendernotice_1 (26).pdf

Disclaimer

We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender

TenderDetail
Loading tenders