Okuzeka
Oil, Gas & Mining vocabulary · Environmental Impact & Closure

Decommissioning

Meaning in oil, gas & mining, with examples

/ˌdiːkəˈmɪʃənɪŋ/nounCommon term

In oil, gas & mining, decommissioning means: Safely shutting down and removing an oil and gas facility, platform, pipeline or plant at the end of its life, including plugging the wells and cleaning up the site.

In Turkish: devreden çıkarma, söküm, saha terki

How it is used

A major issue in mature offshore basins such as the North Sea. The work includes plug and abandonment (P&A) of wells, removing topsides and jackets and making the seabed safe. In mining, the similar stage is usually called mine closure.

Example sentences

  1. Decommissioning of the platform will take three years.

  2. The company has set aside funds for decommissioning its North Sea fields.

Common collocations

  • decommissioning costs
  • decommissioning plan
  • plug and abandonment (P&A)
  • mine closure
  • platformA large structure standing on the seabed or floating at sea that holds the equipment and living quarters needed to drill wells or produce oil and gas offshore.
  • reclamationReturning land disturbed by mining or drilling to a safe, stable and useful condition, for example by reshaping waste dumps, spreading topsoil and planting vegetation.
  • wellA deep, narrow hole drilled into the ground to find or produce oil, gas or water, or to inject fluids back into a reservoir.
  • pipelineA long line of connected pipes, often buried or laid on the seabed, used to carry oil, gas, water or slurry over long distances.

More terms: Environmental Impact & Closure

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