OSHA Accident Investigation · Summary #14426860
TANK TRUCK,FLAMMABLE VAPORS,WELDER,WELDING,CRUDE OIL,EXPLOSION,TANK
Event description
TANK EXPLODED WHILE BEING WELDED
Investigation abstract
EMPLOYEE #1, A WELDER, WAS PREPARING TO WELD A PIN HOLE LEAK IN A TANKER TRUCK. HE STEAM CLEANED THE TANK, INSIDE AND OUT, FOR ABOUT ONE HOUR. THE TANKER HAD JU ST FINISHED CARRYING CRUDE OIL. A LANDA PHW SERIES STEAM CLEANER WAS USED TO CLE AN THE HEIL COMPANY TANKER (SERIAL #924900). THE DRIVER OF THE TRUCK PULLED THE TRUCK INTO THE BUILDING AND THE WELDER PREPARED TO FIX THE LEAK. THE TANK EXPLOD ED, KILLING THE WELDER. HE HAD IGNITED THE VAPORS INSIDE THE TANK WHEN HE TRIED TO REPAIR THE PINHOLE.
Victim
-
#1 Fatality Age 28 M
- Nature of injury
- 12
- Part of body
- 19
- Event type
- 6
- Source
- 9
- Occupation code
- 999
- Human factor
- 11
- Environmental factor
- 7
- Hazardous substance
- 5010
- 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.