Safety Flash
High potential near miss: Guide cone funnel dropped
High potential near miss: Guide cone funnel dropped
- IMCA
- Safety Flash
- IMCA SF 27/19
- Dropped ObjectsLifting OperationsStructural and Asset Integrity
- Dropped objectsMechanical failureStructural and asset integrity
- Lifting operations
- Contractor managementOperating and work proceduresPositive retention and reliable securingRisk assessment
Summary
A guide cone funnel weighing approximately 500 kg fell more than 4 m towards moonpool doors during lifting of an umbilical termination head. The flash identifies unsuitable locking for vertical installation and gaps in design review and contractor coordination. Recommendations address secondary securing, revised instructions and participation in hazard reviews.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Structural and asset integrity; asset integrity; structural integrity.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Contractor management; contractor assurance.
Classifications: Operating and work procedures.
Classifications: Positive retention and reliable securing.
Classifications: Risk assessment; hazard assessment.
Summary
An umbilical termination head (UTH) guide cone funnel fell from its sleeve connected to the UTH body. The UTH was the 2nd end of the umbilical. It had been lifted over the vertical lay system (VLS) tower and was being prepared for deployment when the incident occurred. The UTH guide cone funnel weighed approx. 500kg and fell more than 4m towards the moonpool doors.
IMCA SF 27/19. Themes: dropped objects, lifting operations, structural and asset integrity.