Safety Alert
Wire Rope Failure
Wire Rope Failure
- IADC
- Safety Alert
- IADC Alert 99-05
- Crane and RiggingLifting Operations
- Dropped objectsLine of fireMechanical failure
- DrillingLifting operations
- Wire rope
- Upstream oil and gas
Summary
A floorman was repositioning a drill-pipe hydraulic torque wrench towards subs on the rig floor to break a connection when both lifting cables failed. The wrench fell approximately 24 inches to the floor, and its control-lever guard bruised his arm.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Line of fire; struck-by hazards.
Classifications: Mechanical failure; equipment failure.
Classifications: Drilling; well drilling.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Wire rope; steel wire rope.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Summary
The alert addresses safety risks arising from wire rope failure.
IADC Alert 99-05. Themes: crane and rigging, lifting operations.