Investigation Report
Crane Wire Parts and Lifting Gear Falls During Casing Lowering
04-29-2011 09:00 G16455 ST/291 Required Evacuation - LTA (>3 days) - Crane
- BSEE
- Investigation Report
- Unknown
- Dropped objectsMechanical failure
- Inspection and maintenanceLifting operationsWell abandonment
- CraneLifting accessoriesWire rope
- Functional testing
- Upstream oil and gas
- Offshore installation
Summary
An investigation of a crane incident during well abandonment describes casing being lowered after an off-centre jack was identified. Insufficient slack in the crane fast line led to wire parting and falling lifting gear. A worker suffered a broken arm. The report records two non-compliance findings and equipment inspection details.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Well abandonment; plug and abandonment; P&A.
Classifications: Crane; cranes.
Classifications: Lifting accessories; lifting gear; rigging gear.
Classifications: Wire rope; steel wire rope.
Classifications: Functional testing; function test.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Offshore installation; offshore platform; offshore rig.