This standard BS 248:1969 Specification for light rails and fishplates for use at mines is classified in these ICS categories:
73.100.99 Other mining equipment
This British Standard specifies requirements for light flat bottom and bridge rails, fishplates and fishbolts for underground track and associated surface track at mines.
Dimensions, material and tests for steel sections suitable for light flat bottom and bridge rails. Material and dimensions of fishplates; general requirements for fishbolts.