Well integrity
Well integrity challenges on the NCSChallenges are related to increasing complexity in the wells, with greater requirements related to technology and competence.
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Well barriers are to prevent unintended influx (kick), cross-flow and outflow to the external environment.
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Drilling and well operations represent a substantial potential hazard and are a big contributor to the overall risk of major accidents on the Norwegian continental shelf.
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Status and signals - Well integrity
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Deepwater Horizon: Taking the lessons to heart
Much effort has been devoted to learning from the Deepwater Horizon accident. The PSA has already identified three key areas where action is needed to help reduce major accident risk on the NCS.Read more -
Plugging a permanent solution
A new approach by the PSA recently found that the NCS held no less than 193 temporarily abandoned wells – some in a very poor condition. After pressure was brought to bear, the 2012 position looks much better.Read more -
Flexible pipelines: Rising concerns
Flexible pipelines and risers are safety-critical components on a number of NCS installations. But the technology for monitoring and identifying faults in them is often not good enough.Read more -
Killing challenge
Drilling a relief well could be the last chance to halt a blowout, so plans for such an operation must be reliable. The PSA is assessing whether amendments to Norway’s regulations are needed.Read more -
Call to arms against leaks and well incidents
The Petroleum Safety Authority Norway (PSA) has asked the industry to propose specific measures for reducing the number of hydrocarbon leaks and well control incidents on the Norwegian continental shelf.Read more