NR NR/L2/SIG/11774 ISSUE 3 PDF

This Level 2 standard applies to all applications of the Clamp Lock on Network Rail's infrastructure.

The Clamp Lock Handbook consists of this specification and a number of individually published sections that provide information to signalling designers, installers, maintainers and trainers

Each section contains details of its scope and the requirements for compliance.

Purpose

This Level 2 standard mandates the application of the Clamp Lock Handbook. It is intended to provide instruction and guidance on the application of the Clamp Lock on Network Rail Infrastructure.

Inclusion of documentation (including those issued by SPX Rail Systems) within this Handbook authorises it for use on Network Rail's infrastructure.