NR NR/GN/SIG/14202 ISSUE 2 PDF

This guidance note applies to anyone given the responsibility by Network Rail for conducting overrun risk assessments of railway signals forming part of track layouts and fixed block signalling systems on Network Rail Controlled Infrastructure. They may be either Network Rail employees or appointed contractors/consultants acting on behalf of Network Rail.

It provides guidance for the assessment of safety risk:

• During the design of new/altered layouts and fixed block signalling systems on Network Rail Controlled Infrastructure.

• Arising as a result of the operation of layouts and signalling.

• Arising from alterations to the layouts and/or signalling

Purpose

To provide guidance to users of Company Procedure NR/L2/SIG/14201 Prevention and Mitigation of Overruns - Risk Assessment of Signals.

This guidance is not mandatory but it represents current good practice.