NR NR/L2/SIG/19820/E04 ISSUE 1 PDF

This specification applies to any organisation involved in the development of signal structures and any product that is to be approved through the product acceptance process set out in NR/L2/RSE/100/05 for use as a CLS.

This specification covers both climbable and non-climbable signal structures. The alignment and deflection requirements also apply to gantries.

Types of signal structure are:

a) fixed climbable;

b) fixed non-climbable;

c) non-fixed / non-climbable.

Purpose

This specification sets out the technical requirements for signal structures. This allows signal structures to be developed in line with current Network Rail standards and procedures to confirm a product offered is the best solution for Network Rail.