General (G Series)

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

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

IGEM/G/12 - Universally adopted graphical symbols

The IGEM G Series includes all the General gas standards

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

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

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

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.

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

IGEM/G/7 - Risk assessment techniques

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 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 supplying Natural Gas or Liquefied Petroleum Gas to mobile housing dwellings such as caravans or narrowboats, including from Liquefied Petroleum Gas storage...