Safety Flash
Chain hoist paid out unsupervised near running main engine
Chain hoist paid out unsupervised near running main engine
- IMCA
- Safety Flash
- IMCA SF 01/24
- Crane and RiggingLifting OperationsMachinery and Equipment
- Mechanical failure
- Inspection and maintenanceLifting operations
- Operator displays and control interfacesRotating machinery
- Competence and trainingEnergy and process isolationPositive retention and reliable securingPre-use checks
- Marine industry
- Vessel
Summary
An unattended electric chain hoist aboard a vessel paid out onto a running main engine near the generator drive shaft. A defective pendant button issued a continuous payout command. The flash examines operator assumptions, unsecured stowage and the unused emergency stop, and recommends checks, isolation review and maintenance review.
Classifications: Mechanical failure; equipment failure.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Operator displays and control interfaces.
Classifications: Rotating machinery; rotating equipment.
Classifications: Competence and training; competency assurance; safety training.
Classifications: Energy and process isolation; isolation; energy isolation.
Classifications: Positive retention and reliable securing.
Classifications: Pre-use checks; pre-use inspection.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
Motorman observed the hoist’s chain with hook to have “paid out” fully and created a dangerous condition near to main engine
IMCA SF 01/24. Themes: crane and rigging, lifting operations, machinery and equipment.