Investigation Report
Explosion of starboard boiler on liquid natural gas tanker Hilli with 1 person injured and loss of 1 life
Explosion of starboard boiler on liquid natural gas tanker Hilli with 1 person injured and loss of 1 life
- MAIB
- Investigation Report
- Unknown
- ExplosionPressure Systems
- Confined space hazardsExplosionHydrogen safety
- Inspection and maintenance
- Pressure vessel
- Atmospheric gas testingOperating and work proceduresRisk assessmentVentilation
- Marine industry
- Vessel
Summary
Investigation synopsis of a fatal boiler explosion aboard Hilli at Freeport, Grand Bahama. Hydrogen generated during acid cleaning accumulated in the steam drum and was ignited when a halogen lamp was introduced. The account examines inhibitor protection, ventilation and atmospheric testing, with recommendations addressing cleaning procedures and risk assessment.
Classifications: Confined space hazards; confined-space hazards.
Classifications: Explosion; explosive atmospheres.
Classifications: Hydrogen safety.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Pressure vessel; pressure vessels.
Classifications: Atmospheric gas testing; gas testing; atmosphere testing.
Classifications: Operating and work procedures.
Classifications: Risk assessment; hazard assessment.
Classifications: Ventilation; forced ventilation.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
The report examines a boiler explosion aboard a liquefied natural gas tanker, resulting in injury and death.
Themes: explosion, pressure systems.