BS 11:2015

This standard BS 11:2015 Specification for dimensional properties and associated tolerances of railway rails is classified in these ICS categories:

• 45.080 Rails and railway components

This British Standard specifies requirements for the dimensional properties and associated tolerances of railway rails of 24.8 kg/m (50 lb/yd) and greater linear mass which are not specified in BS EN 13674‑1 or BS EN 13674‑4 .

For chemical and mechanical properties, grade designation, marking and certification requirements see BS EN 13674‑1 .