This document is applicable to all types of heavy rail freight wagons.

This document specifies the minimum requirements for ergonomic and structural integrity of steps and handrails used together to give staff access. It does not cover ladders, top platforms and top gangways.

This document specifies in particular the required free spaces necessary for handrails below buffer, for shunter’s stand, for steps and handrails.

This document also specifies their dimensions, positions, limits for durability and functionality.

This document also specifies the general requirements for the access to tail lights.