Proceedings of the

The 33rd European Safety and Reliability Conference (ESREL 2023)
3 – 8 September 2023, Southampton, UK

Identification of Key Factors in the Decommissioning of Offshore Oil and Gas Installations

Joe Forda, Sean Loughneyb, Eduardo Blanco-Davisc, Ava Shahrokhid, Ana Armada Brase and Jin Wangf

School of Engineering, Liverpool John Moores University, Liverpool, United Kingdom.

ABSTRACT

Decommissioning of ageing installations continues to be a crucial concern for the offshore oil and gas industry. Within the next decade, it is anticipated that several structures will be required to undergo the decommissioning process. With the removal of these installations comes the management of waste materials in line with current regulations. Prior to the reuse, recycling, or disposal of any materials, they must be decontaminated from hazardous waste. This paper builds on previous research, which identified the knowledge of current decommissioning legislation as one of the critical issues. Expert judgements have been analysed using an analytical hierarchy process.

Keywords: Offshore decommissioning, Analytical hierarchy process, Legislation.



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