20/30385999 DC

This standard 20/30385999 DC BS EN 13232-7. Railway applications. Track. Switches and crossings for Vignole rails is classified in these ICS categories:

• 93.100 Construction of railways

The scope of this document is:

• to establish a working terminology for crossings with moveable parts, which means crossings with moveable parts to close the gap of the running edge, and their constituent parts, and identify the main types;

• to list the minimum requirements for the manufacture of crossings with moveable parts and/or their constituent parts;

• to formulate codes of practice for factory inspection and tolerances for crossings with moveable parts and/or their constituent parts;

• to establish the limits and extent of supply;

• to list the method by which crossings with moveable parts and their constructional parts should be identified;

• to list the different and varying ways by which crossings with moveable parts can be described, using the following parameters:

  • geometry of crossings;

  • types of construction;

  • performance requirements;

  • design criteria;

  • tolerances and inspection.