Safety Alert
Dropped Object: Fast Line Guide Roller
Dropped Object: Fast Line Guide Roller
- IADC
- Safety Alert
- IADC Alert 07-22
- Dropped Objects
- Dropped objectsMechanical failure
- DrillingInspection and maintenance
- Upstream oil and gas
Read at IADCOpens the publisher’s page on iadc.org
Summary
During tripping, a 6.5 lb fast-line guide roller fell onto a roof, then bounced onto an unmanned deck and into a cargo basket. A visual inspection following repair had found the guide satisfactory. The account records roller and bolt wear after a lock nut backed off; nobody was injured.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Drilling; well drilling.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Summary
The day crew was tripping in DP to 11,000 ft.
IADC Alert 07-22. Themes: dropped objects.