Safety Flash
Objects dropped from pipelay tower
Objects dropped from pipelay tower
- IMCA
- Safety Flash
- IMCA SF 06/15
- Dropped ObjectsInspection and MaintenanceWorking at Height
- Dropped objectsMechanical failure
- Inspection and maintenanceWorking at height
- Operating and work proceduresPositive retention and reliable securingPreventive maintenance
- Marine industry
- Vessel
Summary
A shaft and end cap fell approximately 57 m from a pipelay tower four weeks after repairs, without injury. End-cap bolts had loosened after installation without thread locker. The flash identifies missing maintenance instructions and asset registration, and records improved fastener retention, integrity checks and scheduled maintenance.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Working at height; work at height.
Classifications: Operating and work procedures.
Classifications: Positive retention and reliable securing.
Classifications: Preventive maintenance; preventative maintenance; planned maintenance.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Loose fasteners allowed components to fall from a pipelay tower, prompting improved securing, asset registration and planned maintenance.
IMCA SF 06/15. Themes: dropped objects, inspection and maintenance, working at height.