scope:

This document applies to Network Rail staff performing signal maintenance activities using competencies, shown in Appendix A, at Level 3 or above which include:

a) corrective and preventative maintenance;

b) equipment replacement/minor works;

c) SMTH testing 

The following is excluded from the scope of this document:

a) Signal Works Testing and Signal Intermediate Testing;

b) those involved in engineering management activities are excluded as it is expected that they have demonstrated sufficient expertise in their field to be appointed to these roles. 

Purpose 

The purpose of this document is to: 

a) provide additional assurance of staff competency when working on signalling assets; 

b) confirm that work on signalling assets is being completed correctly; and 

c) assist in gathering evidence to support IRSE licensing processes.