NR NR/L3/TEL/30077 ISSUE 3 PDF

This instruction applies to all persons engaged in the maintenance and inspection of Network Rail telecommunication cable distribution frames, distribution cases and location cases including those provided under the FTN scheme. It is the intention of Network Rail that, where practicable, deficiencies of a minor nature should be rectified during inspection.

Purpose

This telecoms maintenance instruction defines the maintenance and inspection requirements for telecommunications cable distribution frames, distribution cases and location cases used for housing either active telecoms equipment or cable terminations in use on Network Rail infrastructure.

The purpose of maintaining these assets in good order is to promote their longevity, decrease the incidence of failures through deterioration and to identify potential failures before they become service affecting.