L SHOPL SHOP known as wagon shop where the maintenance of the wagons are done.the wagons are mainly categorized into four types:-

BLC-BOGIE LOW CONTAINER PLATFORM WAGON BVZI-BREAK VAN FITTED WITH ICF BOGIE BOXN-BOGIE OPEN FITTED WITH AIR BRAKE WAGON BCN-BODY COVVERED WAGON

The wheels of blc are shorter than the other types of wagon.This is done due to adjust the height of the cargo with the railway overhead cable.one blc unit consists of 2 BLC A,3 BLC B,which means 5units of blc make one module.they are interconnected by fixed links.the buffer height is maintained at both the ends so that any type of coach can be fitted with that wagon.