Investigation Report
2024-01 64 Investigation of March 25, 2022, Hydraulic Workover Unit Failure Fatality
2024-01 64 Investigation of March 25, 2022, Hydraulic Workover Unit Failure Fatality
- BSEE
- Investigation Report
- 2024-01
- CorrosionDrowningMechanical failureStructural and asset integrity
- Lifting operationsWell intervention
- Blowout preventerCraneFall protection equipmentWellhead
- Contractor managementNon-destructive testingRisk assessment
- Upstream oil and gas
- Offshore installation
Summary
BSEE investigates a fatal hydraulic workover unit collapse at Main Pass Block 64 Platform #19. Severely corroded structural casing buckled after crane support was removed, and a worker tied to the unit was pulled into the water. Findings examine load assessment, Anchor Spool stabilisation, oversized equipment and unclear operator–contractor responsibilities.
Classifications: Corrosion; corrosion damage.
Classifications: Drowning; man overboard; person overboard.
Classifications: Mechanical failure; equipment failure.
Classifications: Structural and asset integrity; asset integrity; structural integrity.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Well intervention; workover; well servicing.
Classifications: Blowout preventer; BOP; blow-out preventer.
Classifications: Crane; cranes.
Classifications: Fall protection equipment; safety harness; fall arrest equipment.
Classifications: Wellhead; well head.
Classifications: Contractor management; contractor assurance.
Classifications: Non-destructive testing; NDT; non-destructive examination; NDE.
Classifications: Risk assessment; hazard assessment.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.
2024-01.