scope:

This document provides terms and definitions and is applicable to rail networks and rail vehicles.

This document is especially applicable as a reference for future European Standards and the revision of existing standards and represents a set of general technical terms and definitions.

This document does not apply to specific applications such as:

- track construction and maintenance machines not travelling on rails;

- road-rail machines not travelling on rails;

- magnetic levitation transport networks and vehicles;

- guided busways;

- historical networks and vehicles.

Terms and definitions related to:

- control command and signalling;

- operation;

- geographical aspects

are not in scope.