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).

Recording of Rolling Stock Data

This document provides a standard on rolling stock shared data. Recording of some data is mandatory to register a vehicle; other data may be useful,…

CCS System Transitions

This standard sets out requirements for controlling the hazards that arise when a train changes from using one type of signalling system, or train…

Application of the PRM NTSN

This document contains guidance on the application of the PRM NTSN, particularly when undertaking work that would not necessarily constitute an…

Rail Vehicle Structures

This document sets out requirements and guidance for the design of rail vehicle structures. A related document (SD001 issue two) contains all the…

System Requirements for the Introduction and Operation of Multi-Mode Rolling Stock

This document sets out requirements and guidance to support the introduction and operation of multi-mode rolling stock onto the Great Britain (GB)…

Rail Vehicle Structures and Passive Safety

AWS and TPWS Application Requirements

This document sets out requirements and guidance for the application of the United Kingdom (UK) Class B train protection system ‘TPWS’, which…

AWS and TPWS Interface Requirements

This document defines the track/train interface requirements for the United Kingdom (UK) Class B train protection system ‘TPWS’, which comprises the…

Application of human factors within safety management systems

This document provides guidance on the application of human factors principles for railway organisations. It has been developed to support…

ERTMS/ETCS DMI National requirements

This document sets out requirements for European Rail Traffic Management System/ European Train Control System (ERTMS/ETCS) Driver Machine Interface…

General duties and track safety for track workers

Passing a signal at danger or an end of authority (EoA) without a movement authority (MA)

Speeds

Station duties and train dispatch

Working single and bi-directional lines by pilotman

Observing and obeying signalling indications. Train warning systems. Reporting signalling failures and irregularities

Master Module Manual

Possession of a running line for engineering work

Duties of the person in charge of the possession (PICOP)

Shunting

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

OTP Mechanical Movement Limiting Device Awareness

Code of Practice for Flailing Operations using OTP

Code of Practice for Defective OTP Safety Critical Equipment

Code of Practice for Plant Any Line Open (ALO) Working

Code of Practice for Handling Servicable Rail with RRV Excavator Cranes Including Thimbling

This Code of Practice details the equipment and working practices for handling and thimbling of serviceable rail, using RRV excavator cranes, to…

Code of Practice for OTP Machine ~ Crane Controller Checklists

This Code of Practice details a recommended standard industry checklist for Machine and Crane Controllers when using On-Track Plant. This checklist…

Winter Poster 2019

This poster is provided by the M&EE Networking Group to remind OTM operators to be prepared for Winter. Be prepared, keep focused, stay alert and…

Code of Practice for Action to be Taken in the Event of an Accident or Incident Involving OTP

OTP Speeds

Seasonal Operating of OTP