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 Manufacturing group of shops consist of Heavy machine shop, wheel shop, light machine shop, smithy & forge shop, Heat treatment shop and tool Room, Millwright and Electrical maintenance shops look after maintenance of all M&Ps of loco works, power supply and distribution inside loco works.MPP cell deals with planning and process for procurement of machines sanctioned by Rly. Board under M&P plan Head -4100 & 4200 and also look after TPT shop including road and industrial vehicle maintenance work with shunting work. M&P section deals with commissioning of new machines and issues PTC.
           Manufacturing shops:
            (i)         Wheel Shop:            
The Wheel shop manufactures Wheel Sets for loco production as well as spares to Zonal Railways. Presently wheel sets for WAP-4, WAP-5, WAP-7, WAG-7 and WAG-9 locos are manufactured.
(ii)               Heavy Machine Shop:
Heavy Machine Shop undertakes the machining of components for loco production as well as meeting the spares required for zonal railways such as suspension tube , 3-phase Stator for WAG 9 & WAP 5 locos, Hitachi Magnet Frame, Equalizer & Compensating beams etc.
Machining work of Steel castings from Steel Foundry like casnub bogie bolster & side frame, brake beam, center pivots for UIC/Casnub Bogie are also done in HMS.
(iii)             Smithy & Forge shop:
SFS undertakes fabrication of End structure, Head stock of WAG-7 loco, forging of small component of loco assembly, assembly of casnub bogie.
(iv)             Light Machine Shop:
LMS manufactures small components like various types of pins, bushes, traction motor blower holding plates etc. to meet the requirement of loco production as well as spares required for zonal railways.
(v)               Tool Room:
Tool Rooms supplies toolings, gauges, jigs and fixtures for production requirements of various shops and also carries out calibration of various gauges, fixtures, instruments etc. to meet the ISO requirements.
(v)               Heat Treatment shop :
Heat Treatment Shops undertakes heat treatment of bogies manufactured in Loco Shops and other items e.g. Magnet Frame, Equalizer, Compensating Beams etc. manufactured in Heavy machine shop.
                Machinery and Plant Procurement:
MPP & M&P section plans for procurement and commissioning of M & Ps required for production of components of different types of locos and spares in loco works as well as M&Ps for Steel Foundry, Hospital, Central Power House, etc.
Transport Shop (TPT):
Transport shop maintains all road vehicles consisting of passenger vehicles like cars, Jeeps,   Mini Buses and industrials vehicles like Truck, forklift, Dumpers, tractors, Platform Trucks/Listers sky lifts for movement of material.
              Yard Organisation:
For movement of traffic wagons, departmental wagon and locomotives/locomotive shell on dummy bogies, four shunting engines (3WDM2,E.Rly) have been deployed. These locomotives are maintained and operated by Andal Diesel Shed. Shunting requirement is met in three shifts. Yard organisation also keeps liaison with the Asansol Division for movement of traffic wagons.
Plant Maintenance Organisation (LOCO WORKS):
CLW has more than 1500nos. M&Ps including 115 nos. EOT Cranes in loco works, out of which about 50% of M&Ps are over aged. The breakdown as well as preventive maintenance of all M&Ps is carried out by Plant Maintenance Organisation consisting of Millwright Shop (MTS-56) and Electrical repair shop (Shop-59).
Plant maintenance organization deals with repairing, reconditioning, re-engineering, retro fitment of machineries and plant. Installation of new small machineries and Plants, condemnation & uprooting of old M&Ps are also carried out by these shops.

STEEL FOUNDRY (इस्पात फाउंड्री)


Steel Foundry was established in 1963 for supplying Steel casting products for Locomotives and Zonal Railways. Steel Foundry is an ISO 9001:2015, ISO 14001:2015 & ISO 45001:2018 certified Unit.


Total area of the Plant: 45 acres (182108.70 sq m)

Covered area:           12.4 acres (50181.064 sq m).


Products of Steel Foundry:

               Items                                              Weight

1. Ballast blocks for WAG-9HC Loco         7.4 MT/Loco

1. NG Wheel (DHR)                                   115 Kg

2. Tower Wheel                                          450 Kg

4. Casnub Bolster                                      624 Kg

5. Casnub Side Frame                              436 Kg


     Production Status of Steel Foundry:


Ballast Block (Nos.)

Total Casting (MT)









Sl. No.


Value in Lakhs (Rs.)


Contractor's Name & Address


Gunniting repair of Electric Arc Furnace (GADI) with application of Gunning Mass IS 15508/2004 Type 3: 95% MgO to repair the lining of furnace shell for 01 (One) year in Steel Foundry/CLW/ Chittaranjan.



One Year

M/s. Prem Kumar
Street No: 1D, Quarters No: 11, Chittaranjan, West Bengal
Contact No: 7739926658


Annual Operation and Maintenance of LPG operated systems/M&Ps including Bullets, Vaporizers, Sand Driers, 01 (One) Core Oven, 03 (Three) Ladle Pre-heaters, LPG Pipeline network including associated accessories and down drops at Steel Foundry/CLW.



Two Years

M/s. Engineers International
GF-10, Rajdanga Main Road, EKTP,  Kolkata-700107
Contact No: 9635387084


Handling & transportation of burnt sand, rubbish, pit cleaning, removal of burnt sand, rubbish from Sand Plant or wherever necessary in Steel Foundry and handling of Dry Silica sand from Sand Plant to hopper of sand mixer located at Core Shop, handling of sand in the Sand Plant in Steel Foundry



Two Years

M/s. A. Nag & Co.
87/48A, Bose Pukur Road
Kolkata-700042                         Contact No: 9830223603



Semi mechanized sweeping, cleaning, segregation of waste materials from Steel Foundry workshop and from CME/SF's office and shifting of waste materials to nominated place (within 03 KM of CLW) with suitable transport.



One Year

Ranjana Enterprise
A-123, Skylark, Sector 11
CBD Belapur, Thane, Maharastra
Contact No: 9892148951


Monthly dust cleaning & lubrication of 26 nos. EOT Crane along with angle DSL for safe & trouble free running of crane round the clock at SF/CLW/Chittaranjan



Two Years

M/s Technix Engineering
Manu Villa, Mandir Marg,  Kalyan Gram – 2, Hindustan Cables, Burdwan, West Bengal
Contact No: 9832242230/947593417



Annual Maintenance Contract of Insulated DSL




Two Years

M/s Technix Engineering
Manu Villa, Mandir Marg,  Kalyan Gram – 2, Hindustan Cables, Burdwan, West Bengal
Contact No: 9832242230/9475934171


Comprehensive annual maintenance contract for sand Conveying System &  02 (Two) Nos. of Dust Collecting System (Allied Supplement Sub System of Sand Plant, Shop No: 61) and 03 (Three) Nos. Core Sand Mixture of Core Shop (Shop No: 31) at Steel Foundry/CLW (Except 02 Nos. Shake out Table item 82A & 82B and One apron conveyor item no: 82)



Two Years

M/s. Ferro Crafts
                       Arghya Commercial Complex,
       2nd floor, Burnpur road, Asansol-4
Contact No: 9434123098



Comprehensive annual maintenance contract for maintenance of 12/15 Ton GADI make Electric Arc Furnace of Steel Foundry/CLW/Chittaranjan



Two Years

M/s. Danieli India Limited
1, Hari Mohan Ghosh Road, Taratala
Contact No: 033 33013777


Running contract for re winding of burnt motor at SSE/ERS/64.



Two Years

M/s G P Enterprise
Pipe Road, Kurmipara
Mihijam, Jamtara


Comprehensive Annual Maintenance and Servicing of Batch Mill, Continuous mills etc.




Two Years

M/s. Ferro Crafts
Arghya Commercial Complex,
2nd floor, Burnpur road, Asansol-4
Contact No: 9434123098


 Good work done :

Steel Foundry has taken various cost saving measures. Hence, the cost of Ballast Block of WAG-9HC Locomotive has reduced from Rs. 25,96,632.00 to Rs. 14,71,725.00 per loco set.



Source : Welcome to CLW Official Website ! CMS Team Last Reviewed on: 05-07-2021  

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