On 26 and 27 February 2014, the Petroleum Safety Authority Norway (PSA) carried out an audit of the dewatering system on Draugen production platform in the Norwegian Sea.
The objective of the activity was to obtain more information concerning the implementation of the dewatering system, and the analyses and model tests underpinning the need to reinstate dewatering as a constructional measure.
The PSA also wanted to perform spot checks of non-conformity handling, the analysis base and Shell’s quality assurance of analyses, tests and acceptability assessments of non-conformities.
Result Non-conformities were identified in connection with: verifications,fatigue analyses, non-conformity handling.
In addition, an improvement point was identified in connection with wave-load calculations.