All IGEM Technical Gas Standards

This standard is designed to provide guidance on the planning of Natural Gas distribution systems so that continuity of gas supply is maintained to consumers at a sufficient pressure for gas flow

These recommendations cover the safe venting of Natural Gas for vertical vent systems in permanent, temporary or emergency situations

This standard contains information on the testing and purging of industrial and commercial gas installations

This standard contains information on the testing and purging of pipework found in small low pressure industrial and commercial gas installations

IGE/UP/7 Edition 2 +A: 2008 - Gas installations in timber framed and light steel framed buildings

This Standard has been created to ensure a consistent approach is taken in producing IGEM Standards.

IGEM/G/1 +A: 2013 - Defining the end of the network

This document is largely based upon the original requirement for NRVs as agreed between British Gas and Energy Utilities Alliance, as published in IM14 in 1989.

IGEM/G/101 - Onshore natural gas extraction and route to use

IGEM/G/11 Edition 2 - Gas industry unsafe situations procedure

IGEM/G/11 Supplement 1 - Responding to domestic CO alarm activations/reports of fumes

IGEM/G/12 - Universally adopted graphical symbols

This Standard covers industry agreed changes to working practice set out in Recommendation for changes to working practice Communication 1830.

This standard provides definitions of the terms used in IGEM Standards. It applies to all Natural Gas systems and to Liquefied Petroleum Gas and Liquefied Petroleum Gas/air systems where appropriate

This standard provides guidance on gas installations in buildings designed to be used by multiple sets of occupants, whether as a home or as a commercial property i.e. a set of flats above a shop

This Standard has been produced primarily for the benefit of network designers, operators of caravan parks and marinas, and gas operatives, providing best practice on distributing, metering and installing Natural Gas (NG) and liquefied petroleum gas (LPG) (including cylinder and bulk storage) plant, along with additional requirements, interpretation and clarification of national legislation, standards and Codes of Practice (CoPs).

IGEM/G/7 - Risk assessment techniques

This standard contains basic guidance on the transport and storage of polyethylene (PE) pipes and fittings for use in any fuel gas installation

The IGEM G Series includes all the General gas standards

This standard is designed to provide guidance on the planning of Natural Gas distribution systems so that continuity of gas supply is maintained to consumers at sufficient pressure for transmission...

This Standard specifies a framework for the safe management of assets associated with gas systems.

This standard provides guidance on documented procedures for managing new works, modifications and repairs to any plant or system associated with the supply of Natural Gas. It aids in complying with...

This standard contains requirements for all organisations working or maintaining pipelines, pipework and associated gas installations

This guidance is for Gas Transporters, gas suppliers, gas operatives and others and covers reporting and investigating incidents and dangerous occurrences associated with the supply and use of fuel..

This guidance provides advice on the potential reasons for cessation of supplies to commercial and industrial gas users and the actions necessary to be taken in a natural gas supply emergency

The IGEM GL Series includes all the Legislation standards

Applies to inlet pressures exceeding 38 bar and not exceeding 100 bar. These procedures give guidance on the design and usage of high accuracy meter installations of piped Natural Gas in a specific pressure range, such as compressor stations

This standard contains guidance on the appropriate installation and usage of systems designed to convert gas volume readings to base conditions

This standard extensively details the requirements for the installation and usage of gas meters used in a non-domestic setting