scope:

The Standard contains the requirement for a maintenance regime to manage the signalling system assets on the LU operational railway.

The parts of this standard which refer to the changing of equipment are concerned only with like for like replacement unless the text indicates otherwise.

This standard covers the requirements for incident management and emergency works.

This standard replaces 2-01203-006 A1. The Standard has been re formatted and renumbered. There were no technical changes.

Purpose

The purpose of this Standard is to state the requirements concerning process, technical, and environmental issues which must be applied to the operations phase and its associated maintenance regime in the life cycle of signalling systems.