Investigation Report
Riser Torque Wrench Fell During Recovery and Injured Contractor’s Hand
09-11-2009 11:00 G09789 MC/173 Required Evacuation - LTA (>3 days)
- BSEE
- Investigation Report
- Unknown
- Dropped objectsHand and finger injuriesMechanical failure
- Lifting operationsRigging
- Lifting accessories
- Job safety analysis
- Upstream oil and gas
Summary
An investigation examines a riser torque wrench falling approximately three feet during recovery through a diverter housing, injuring a contractor’s right hand. Side loading reduced the lifting eye’s load rating and led to failure. The report identifies inadequate recovery detail in the job safety analysis and gives conflicting incident years.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Hand and finger injuries; finger injury; hand injury.
Classifications: Mechanical failure; equipment failure.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Rigging; slinging.
Classifications: Lifting accessories; lifting gear; rigging gear.
Classifications: Job safety analysis; JSA; job hazard analysis; JHA.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.