Safety Alert
Dropped Joint of Casing while using a Casing Running Tool (CRT)
Dropped Joint of Casing while using a Casing Running Tool (CRT)
- IADC
- Safety Alert
- IADC Alert 21-05
- Dropped ObjectsLifting Operations
- Dropped objectsMechanical failure
- DrillingLifting operations
- Upstream oil and gas
Read at IADCOpens the publisher’s page on iadc.org
Summary
During casing running, a driller raised a casing joint to approximately 30 feet before the external casing running tool backed out at the bottom of its extension sub and fell onto the rig floor. The nearest worker, a third-party tong operator, was 5 feet from the impact point. Nobody was injured.
Classifications: Dropped objects; falling objects; DROPS.
Classifications: Mechanical failure; equipment failure.
Classifications: Drilling; well drilling.
Classifications: Lifting operations; load lifting; hoisting.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Summary
The alert concerns casing falling while being handled with a casing running tool.
IADC Alert 21-05. Themes: dropped objects, lifting operations.