Safety Alert
The back-loading and carriage of hazardous oil contaminated bulk cargo on offshore supply vessels
The back-loading and carriage of hazardous oil contaminated bulk cargo on offshore supply vessels
- HSE
- Safety Alert
- OSD3-2010
- Hazardous SubstancesHydrocarbon ReleaseMarine Operations
- ExplosionHazardous substancesHydrogen sulphide
- Cargo transferMarine operations
- Storage tanks
- Competence and trainingAtmospheric gas testingOperating and work proceduresSafety communication
- Marine industryUpstream oil and gas
- Vessel
Summary
This alert addresses hazardous oil-contaminated waste carried in offshore supply vessel mud tanks following reports of hydrogen sulphide and explosive atmospheres. It sets out pre-loading analysis, trained testing, hazard documentation and segregation measures, alongside restrictions on mud-tank use for fluids from wells with open perforations.
Classifications: Explosion; explosive atmospheres.
Classifications: Hazardous substances; hazardous chemicals; chemical exposure.
Classifications: Hydrogen sulphide; H2S; H₂S; hydrogen sulfide.
Classifications: Cargo transfer; cargo handling.
Classifications: Marine operations; maritime operations.
Classifications: Storage tanks; atmospheric tanks.
Classifications: Competence and training; competency assurance; safety training.
Classifications: Atmospheric gas testing; gas testing; atmosphere testing.
Classifications: Operating and work procedures.
Classifications: Safety communication; toolbox talk; toolbox talks.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Upstream oil and gas; oil and gas extraction; upstream petroleum.
Classifications: Vessel; aboard ship; onboard vessel.
OSD3-2010. Themes: hazardous substances, hydrocarbon release, marine operations.