Coronial
VIChospital

Finding into death of David William Lobb

Deceased

David William Lobb

Demographics

53y, male

Date of death

2014-06-26

Finding date

2018-08-31

Cause of death

Complications of burns sustained in a blast

AI-generated summary

A 53-year-old qualified boiler maker died from complications of severe burns sustained in a gas explosion. While attempting to remove a refrigeration compressor from a hotel cellar with an unqualified colleague, they cut pipes containing a mixture of flammable (HyChill) and non-flammable (SP34E) refrigerants. The compressor had been leaking for years and was topped up multiple times with incompatible gases by unqualified persons. When pipes were cut, refrigerant escaped and accumulated in the poorly ventilated cellar. A cigarette lighter ignited the flammable gas mixture, causing an explosion. Clinical lessons: the deceased survived initial blast but died from complications including severe burns, hypocalcaemia, acidosis, and fungal infection requiring ICU care with ECMO. This death was preventable through proper maintenance, accurate labelling of refrigeration systems, and engagement of qualified technicians for maintenance and removal.

AI-generated summary and tagging — may contain inaccuracies; refer to original finding for legal purposes.

Contributing factors

  • Unqualified personnel attempting to remove refrigeration compressor
  • Refrigeration compressor leaking for several years
  • Topping up compressor with incompatible flammable refrigerant (HyChill) instead of proper maintenance
  • Lack of accurate labelling of compressor contents
  • Mixing of flammable (HyChill) and non-flammable (SP34E) refrigerants in compressor
  • Inadequate ventilation in cellar
  • Cutting of refrigerant pipes without proper procedures (inadequate crimping)
  • Accumulation of flammable gas in confined cellar space
  • Use of cigarette lighter as ignition source in presence of flammable gas

Coroner's recommendations

  1. Enforcement and compliance with proper maintenance procedures for refrigeration systems, particularly addressing known leaks
  2. Strengthened labelling requirements for refrigeration systems containing flammable gases
  3. Enhanced training and certification requirements for refrigeration technicians, particularly regarding flammable low GWP refrigerants
  4. Development of competency-based licensing and training schemes for refrigeration technicians
  5. Clarification and coordination between dangerous goods legislation and refrigeration standards
  6. Improved guidance and safeguards for the transition to environmentally friendly but flammable refrigerants
  7. Enhanced ventilation and safety protocols for spaces where refrigeration equipment is stored
Full text

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