Decommissioning
This paper reviews a proof-of-concept project in which surplus casing pipes were used in the fabrication of purposefully designed artificial reef structures for the enhancement of biodiversity and commercial fisheries.
ABL’s Australia unit will provide marine warranty survey services to support the first phase of Esso’s decommissioning campaign, which aims to recycle 95% of the 60,000 tons of offshore structures targeted for removal.
Despite a 2.8% drop in liquefied natural gas exports in 2025 because of lost market share in China, Australia anticipates a 2026 rebound as new North West Shelf capacity comes online. Meanwhile, East Coast operators brace for a tsunami of wells entering the decommissioning pipeline and potential energy shortfalls necessitating LNG imports.
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This paper discusses various best practice technical strategies for decommissioning which can be applied in the Southeast Asia region, and throughout the world. The strategies proposed can result in an estimated operator saving of more than 30% over the entire decommissioning execution expenditure. The processes discussed are included in the typical steps of prelimina… -
When done well, planning for closure serves as a foundation for sustained socioeconomic well-being, beneficial reuse of project assets, and accountable decision-making. This ultimately contributes to an operator’s social license.
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The Heerema semisubmersible crane vessels Thialf and Sleipnir were used on the job to remove the 36,000-ton structure.
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The impact of orphan wells, both on the environment and on tightening budgets, is a growing concern in the industry. Boom times result in a vast uptick in wells drilled. In bust times, when companies disappear, the liability outlook for these probes gets murky and federal and state governments start looking for answers.
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The paper explores the biology of the invasive Tubastraea sun coral, aiming to identify methods to eliminate or diminish its spread.
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Expressions of interest released by the operator include everything from abandonment to life extension.
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The paper reviews an operator’s deepwater field project offshore Mauritania, for which several techniques were considered with respect to decommissioning a subsea pipeline system at water depths of 700 to 960 m.
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Phased work to remove Heimdal and Veslefrikk A from the Norwegian North Sea shelf should be completed sometime in 2025.
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One of the last oil facilities in state waters on the path towards full decommissioning slated to begin in 2022.
