RR1072 – Investigations into the immediate and underlying causes of failures of offshore riser emergency shutdown valves by HSE

RR1072 – Investigations into the immediate and underlying causes of failures of offshore riser emergency shutdown valves

Posted by HSE on

Riser emergency shutdown valve (RESDV) failures, whether arising from a test or a real demand, are reportable to HSE under RIDDOR and a preliminary survey found approximately 180 cases of failure. Given the criticality of RESDVs to offshore safety, it was determined that the reasons for these occurrences should be investigated.


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