OSHA Accident Investigation · Summary #759902
BURN,SPOT WELDING,DUCT,VENTILATION,FLAMMABLE VAPORS,WORK RULES,FIRE,CONSTRUCTION,SPARK,ELECTRIC LIGHT--PORT
Event description
Employees die in HVAC duct fire
Investigation abstract
Employees #1 and #2 were applying insulation to the interior of an HVAC duct wit h a flammable adhesive. The duct did not have mechanical ventilation. Electrical flood-type lamps, electrical extension cords, and a receptacle outlet were in t he duct. This equipment was not approved for use in Class I locations. Within th e duct work at another location, an employee was spot welding pins in place. The flammable vapors ignited, resulting in a flash fire that burned Employees #1 an d #2 over approximately 90 percent of their bodies. They died.
Victims (2)
-
#1 Fatality Age 44 M
- Nature of injury
- 5
- Part of body
- 19
- Event type
- 14
- Source
- 16
- Occupation code
- 593
- Human factor
- 1
- Environmental factor
- 10
- Hazardous substance
- 1380
- Task assigned
- 1
-
#2 Fatality Age 36 M
- Nature of injury
- 5
- Part of body
- 19
- Event type
- 14
- Source
- 16
- Occupation code
- 593
- Human factor
- 1
- Environmental factor
- 10
- Hazardous substance
- 1380
- Task assigned
- 1
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.