OSHA Accident Investigation · Summary #709345
LEAK,CONFINED SPACE,FLAMMABLE VAPORS,WELDING,EXPLOSION,TANK,CUTTING AND BURNING
Event description
EXPLOSION OF FLAMMABLE VAPORS IN CONFINED SPACE
Investigation abstract
ON MARCH 13, 1986, AN OXYFUEL CUTTING HEAD WAS LEFT OVERNIGHT INSIDE AN OPEN TOP STEEL TANK. THE TANK WAS FIVE FEET BY FIVE FEET BY SIX FEET, MADE OF 1/4 INCH T HICK STEEL. THE REGULATOR AND SHUT OFF VALVES WERE LEFT ON, AND EITHER A LEAKING HOSE OR LEAKING CUTTING-HEAD VALVES ALLOWED THE TANK TO BECOME FULL OF GAS. ON MARCH 14, 1986, AT 9:45 AM, THE ACCUMULATED GAS WAS IGNITED BY A NEARBY CUTTING OPERATION.
Victims (6)
-
#1 Non-hospitalized injury Age 38 M
- Nature of injury
- 6
- Part of body
- 14
- Event type
- 14
- Source
- 47
- Occupation code
- 783
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- Task assigned
- 1
-
#2 Non-hospitalized injury Age 21 M
- Nature of injury
- 6
- Part of body
- 14
- Event type
- 14
- Source
- 47
- Occupation code
- 723
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- Task assigned
- 1
-
#3 Non-hospitalized injury Age 31 M
- Nature of injury
- 6
- Part of body
- 14
- Event type
- 14
- Source
- 47
- Occupation code
- 783
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- Task assigned
- 1
-
#4 Non-hospitalized injury Age 40 M
- Nature of injury
- 6
- Part of body
- 14
- Event type
- 14
- Source
- 47
- Occupation code
- 723
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- Task assigned
- 1
-
#5 Non-hospitalized injury Age 38 F
- Nature of injury
- 3
- Part of body
- 20
- Event type
- 14
- Source
- 43
- Occupation code
- 313
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- Task assigned
- 1
-
#6 Non-hospitalized injury Age 22 M
- Nature of injury
- 6
- Part of body
- 14
- Event type
- 14
- Source
- 47
- Occupation code
- 723
- Human factor
- 18
- Environmental factor
- 15
- Hazardous substance
- 1803
- 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.