Material Train means a departmental train intended solely or mainly for carriage of railway material when picked or put down for execution of works, either between stations or within station limits. The railway material may include stone boulders, ballast, sand, cinder, moorum, rails, sleepers and fittings etc.

A Material train must be equipped with at least one brake-van in the rear. When running through between stations the engine should be marshalled at one end of the train, and the brake-van at the other end. Covered wagons/coaches to afford shelter to the labours are coupled to the material train as required. Type - RS.