NTF11744 – Incident details

Written by Claude Haiku 4.5 from the extracted text on 10 Jul 2026. It can miss or misread redacted and scanned pages. Check the source before relying on it.

Woodside Energy Ltd notified NOPSEMA of a dangerous occurrence at the Vincent offshore facility on 31 August 2022 involving failure of a locking arm on a turret free drop unit during routine maintenance pressure testing. One of eight locking arms failed to meet performance standard P23 for the mooring system. The operator reported the equipment could be manually released if required without delaying disconnect procedures and planned cylinder replacement for repair. NOPSEMA received notification the same day and escalated the matter to level 1 inspection on 5 September 2022. Woodside submitted its initial incident report on 2 September, which NOPSEMA reviewed on 5 September. The incident was classified as damage to safety-critical equipment under occupational health and safety regulations.