Standards Catalogue

Application of Standard Vehicle Gauges

This document defines standard vehicle gauges and the associated application rules for rolling stock and for infrastructure.

Changes to National Operations Publications for June 2025

This document is primarily used to publish minor changes to National Operations Publications (NOPs) and has been re-issued, taking into consideration…

Application of the Entity in Charge of Maintenance Regulations

This document gives guidance on the application of regulations on entities in charge of maintenance (ECM) with respect to freight wagons that are used…

Verification of Conformity of Engineering Change to Rail Vehicles

The document sets out a process for verification of conformity of engineering change against applicable requirements. This process can be adopted by…

Size of Vehicles and Position of Equipment

This document sets out Great Britain (GB) requirements in scope of National Technical Rules for the methods of determining the swept envelope of rail…

Crashworthiness risk assessment for mainline passenger rolling stock

This Technical Note aims to address Recommendation 19 c) of RAIB’s Carmont report. This required RSSB, in consultation with operators of pre-1994…

Onboard passenger air quality improvement

This technical note aims to inform the industry about potential solutions for improving air quality in the passenger cabin environment, referred to in…

Directional arrows

This document provides design details for sign AJ10 - Directional arrows.  

Master Manual

The Rule Book manuals have been produced to provide end-users with access to the content of the Rule Book that is relevant to their roles, e.g.…

Advance lower pantograph (temporary power changeover)

This document provides design details for sign AJ12 - Advance lower pantograph (temporary power changeover).

Guidance on Radio Electronic Token Block (RETB)

This document presents information gathered from legacy and industry documentation to provide a single document that explains the RETB system. It…

Guidance on Block System Interface Requirements

This document provides guidance and rationale to support the requirements in GKRT0055 for block system interfaces between signalling infrastructure…

Block System Interface Requirements

This document mandates the requirements for block system interfaces between signalling infrastructure and railway operations.

Guidance on Ground Frames and Shunters' Releases

Guidance on the Safety in Railway Tunnels Technical Specification for Interoperability

Guidance on the Operation and Traffic Management Technical Specification for Interoperability

Requirements for Lighting in Railway Tunnels

Ground Frames and Shunters' Releases

Guidance on Positioning of Lineside Telephones

Positioning of Lineside Telephones

Section H(iv) - Working of the automatic brake on locomotive hauled and multiple unit trains

Section Q(i) - Engineers' self-propelled on-track machines

Personalised Rule Book No. 6 - Passenger guard, freight guard or shunter

Section B(iv) - Your safety when you are working on rail vehicles

Section H(iii) - Working of doors on passenger, parcels and empty coaching stock trains

Section R - Loading or unloading rail vehicles during engineering work

Section Y - Accidents

Section C - Signals

Section Q(i) - Engineers' self-propelled on-track machines

Section S - Protection of hand trolleys on running lines not under possession

Directional arrows

This document provides design details for sign AJ10 - Directional arrows.  

Advance lower pantograph (temporary power changeover)

This document provides design details for sign AJ12 - Advance lower pantograph (temporary power changeover).

Warning of Traction System Changeover

This document provides design details for sign AJ04 - Warning of traction system changeover.  

Indication of route

This document provides design details for sign AJ11 - Indication of route.

Lower pantograph (temporary power changeover)

This document provides design details for sign AJ13 - Lower pantograph (temporary power changeover).  

Changeover to or from self-powered

This document provides design details for sign AJ08 - Changeover to or from self-powered.

Changeover to Overhead Electric Traction

This document provides design details for sign AJ07 - Changeover to Overhead Electric Traction.

Do not raise pantograph

This document provides design details for sign AJ09 - Do not raise pantograph.  

Do not raise pantograph (temporary power changeover)

This document provides design details for sign AJ15 – Do not raise pantograph (temporary power changeover).

Lower Pantograph

This document provides design details for sign AJ03 - Lower pantograph

Code of Practice for Loose Materials on OTMs

This Code of Practice details the action to be taken to safely store loose material on an on-track machine.

Code of Practice for Planning for the Use of Mobile Operated Plant

Code of Practice for Brake Testing of RRVs

Code of Practice for Planning for the Use of Non-rail Mounted Plant

Code of Practice for Hydraulic Hose In-use Repair

Code of Practice for Defect Reporting for OTP, Plant and Equipment

Code of Practice for Safe use of Quick Hitches

Code of Practice for Control of Mobile Communication Equipment Use in Driving Cabs

Code of Practice for OTM Route Conducting Policy

Code of Practice for Planning and Executing Lifting Operations

This Code of Practice concerns all lifting operations involving rail cranes, twin jib cranes, road-rail excavator cranes, and vehicle mounted knuckle…