scope:

The processes described in these modules of this standard apply to the management of inspection by the following methods on running lines and sidings as applicable:

a) Track Patrolling

b) Track Inspection by PLPR System

c) Track Patrolling including the use of the Visual Inspection Unit

Future modules include:

d) Risk Based Maintenance Regimes

e) Design Patrolling 

Purpose 

This modularised standard describes the management of Basic Visual Inspection by patrolling or other recognised alternative methods of providing tier 1 Safety Inspections (see Figure 1 - Hierarchy of track inspection NR/L2/TRK/001). Each recognised method's process is described to achieve a consistent approach across the network to maintain the reliability and quality of Basic Visual Inspection and develop the skills and competence of staff.