scope:

This Specification applies to all significant infrastructure changes on Network Rail Controlled Infrastructure that have the potential to affect train driver understanding/perception of the infrastructure, and his/her route knowledge.

Purpose

To define the process by which Network Rail ensures that suitable and sufficient briefing materials are supplied to Train Operators to ensure a safe transition following significant infrastructure changes. Infrastructure Projects shall have adequate procedures in place to ensure compliance with the requirements of this Specification. This will normally be covered by the 'Guide to Railway Investment Projects' (GRIP).