IGEM/TD/3 Edition 5 +A: 2015 - Steel and polyethylene (PE) pipelines for gas distribution

This standard gives requirements for design, construction, inspection, testing, operation and maintenance of steel and polyethylene (PE) pipelines for the distribution of dry natural gas, predominantly methane, with or without odorisation, and liquefied petroleum gas (LPG).

Specifically, this document details:

  • Legal considerations such as land rights, environmental protection and noise control

  • Design process, including material selection, routeing, safety precautions, water crossings and above-ground installations

  • Construction, including planning, excavation, pipe laying and jointing, corrosion prevention and anchorage

  • Testing methods and criteria, maintenance of test records and de-commissioning of pipelines

  • Alterations and connections to existing, live pipelines

  • Maintenance and repair methodologies, including inspection and surveillance methods.

  • Additional considerations when working with LPG.

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