Safety Alert
Safety Alert 299 - Failure to Properly Bleed Tubing Hanger Void Results in Injury
Safety Alert 299 - Failure to Properly Bleed Tubing Hanger Void Results in Injury
- BSEE
- Safety Alert
- BSEE Safety Alert 299
- Control of WorkLine of FirePressure Systems
- Line of firePressure systems
- Well abandonment
- Hand toolsWellhead
- Competence and trainingJob safety analysisOperational supervision
- Upstream oil and gas
Summary
During wellhead dismantling for temporary abandonment, trapped hydraulic pressure ejected a tubing hanger pin and packing nut, striking a worker’s shin. The alert identifies installation defects, unchecked void pressure and shortcomings in supervision and hazard analysis. Recommendations address bleed-down verification, training, personnel positioning and use of a backup wrench.
Classifications: Line of fire; struck-by hazards.
Classifications: Pressure systems; stored pressure; pressurised systems; pressurized systems.
Classifications: Well abandonment; plug and abandonment; P&A.
Classifications: Hand tools; hand-held tools; handheld tools.
Classifications: Wellhead; well head.
Classifications: Competence and training; competency assurance; safety training.
Classifications: Job safety analysis; JSA; job hazard analysis; JHA.
Classifications: Operational supervision.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
BSEE Safety Alert 299. Themes: control of work, line of fire, pressure systems.