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Southern Railway operates Diesel/Electric locos, coaches and wagons on the broad gauge and Meter gauge. These assets are being maintained in good fettle by the Mechanical branch to provide safe and reliable transportation of passengers and Goods.


In order to maintain these locomotives, coaches and wagons, Southern Railway has 


Three major workshops

Loco Works , Perambur, Chennai.

Carriage & Wagon works, Perambur Chennai

Central workshops, Goldenrock, Tiruchirappalli



Four Diesel Sheds

Tondayarpet Diesel Shed, Chennai Division

Goldenrock Diesel Shed, Tiruchirappalli Division

Erode Diesel shed, Salem Division

Ernakumal Diesel Shed, Trivandrum Division



Apart from the above, 8 Nos. of special “X” class steam locos hauling Nilgiri Mountain Trains between MTP and ONR are being maintained at ONR steam loco shed. These locos are provided with rack and pinion arrangement for overcoming the steep gradient  (1 in 12.6) involved in climbing the picturesque Nilgiri Mountain Railway.


6 sets of Diesel Electric Multiple Units (DEMU) are being operated in TPJ Division.



16 BG coaching maintenance depots 


Basin Bridge

Gopalswami Nagar, Chennai Egmore














BG Complex, Trichirappalli.


13 Wagon maintenance depots.


Tondiarpet, Chennai 

Jolarpettai, Chennai 

Chennai Harbour



Pattibiram Military Siding

Erode, Salem 

Kankanadi, Palghat 

Ernakulam Goods Yard

Milavattan, Madurai 

Irumpanam, Trivandrum 

Trichy Goods Yard

Vridhachalam/Uthangal Mangalam


The following are the major activities of Mechanical Department.

Periodical Over Hauling (POH), Intermediate Over Hauling (IOH) of Coaches, Wagons, Diesel Locomotives, Steam locomotives and Other Rolling stocks in the workshops.

Primary Maintenance of Passenger rakes, Goods rakes and other specified departmental Trains in the divisions.

Manufacture of Wagons, Rehabilitation of coaches, Elastic Rail clips, Bio-Diesel in the shops.

Schedule maintenance of Diesel Locomotives, & Steam locomotives in the Diesel Sheds,

Imparting Training to the staff at 10 Basic Training Centre (BTC) situated all over Southern Railway.

Heritage and ISO certification process.


Source : Southern Railway Welcomes You CMS Team Last Reviewed on: 08-03-2011  

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