105,313Records 71,083Employers 85,290Hospitalizations 27,770Amputations 2015-01-01 2025-10-31
Safety Incidents OSHA Severe Injury Reports · 2015–2025

OSHA Accident Investigation · Summary #511055

BURN,LUNG,FLAMMABLE VAPORS,EXPLOSIVE MIXING,CLEANING,FIRE,TORSO,FACE,UNTRAINED

Event
BURN,LUNG,FLAMMABLE VAPORS,EXPLOSIVE MIXING,CLEANING,FIRE,TORSO,FACE,UNTRAINED
Linked inspection
No inspection record linked to this accident's victims.
Summary number
511055
Report ID
931600

Event description

FLASH FIRE AT EXPLOSIVES MANUFACTURING PLANT

Investigation abstract

AT 10 AM ON MAY 19, 1986, EMPLOYEES #1 THROUGH #3 WERE USING WATER AND ACETONE T EMPLOYEE'S WORK PLATFORM AND FOR THE WALLS OF THE PROCESS BUILDING. THE EMPLOYEE S WERE GIVEN NO FORMAL TRAINING ON THE HAZARDS OF THE CHEMICALS THEY WERE USING. EMPLOYEE #1 DIED 29 DAYS LATER AND EMPLOYEE #2 DIED 5 DAYS LATER. THEY WERE BUR NED OVER 88% OF THEIR BODIES, ESPECIALLY THE FACE, UPPER TRUNK, AND EXTREMITIES, AND EXPERIENCED RENAL FAILURE AND EDEMA OF THE LUNGS. EMPLOYEE #3 ALSO EXPERIEN CED EXTENSIVE BURNS BUT SURVIVED, AND WAS RELEASED FROM THE HOSPITAL 2 MONTHS LA TER ON AN OUTPATIENT BASIS. O CLEAN A SIMPSON MULLER-MIXER. THE MIXER CONTAINED LESS THAN 10 POUNDS OF RESID UE FROM A MAGNESIUM-TEFRON-FLUOREL-ACETONE MIXTURE. THEY WERE LOCATED IN THE PRO CESS BUILDING AT A REMOTE LOCATION. A FLASH FIRE OCCURRED, APPARENTLY WHEN FLAMM ABLE VAPORS WERE IGNITED BY STATIC ELECTRICITY. THE EMPLOYEE'S SHIFT HAD STARTED AT 7 AM. AT 8 AM, IN ACCORDANCE WITH COMPANY POLICY, THEY BEGAN THE SHUT-DOWN P ROCESS BECAUSE OF HIGH WINDS AND 20% HUMIDITY. AT 8:30 THEY WERE ORDERED TO STOP THE BATCH PROCESS AND CLEAN UP. THERE WAS NO MONITORING OF FLAMMABLE VAPORS AT THE PROCESS BUILDING. COMBUSTIBLE MATERIAL WAS USED FOR THE CONSTRUCTION OF THE

Victims (3)

  1. #1 Fatality Age 19 M

    Nature of injury
    5
    Part of body
    4
    Event type
    12
    Source
    16
    Occupation code
    999
    Human factor
    17
    Environmental factor
    10
    Hazardous substance
    0040
    Task assigned
    1
  2. #2 Fatality Age 36 M

    Nature of injury
    5
    Part of body
    4
    Event type
    12
    Source
    16
    Occupation code
    999
    Human factor
    20
    Environmental factor
    10
    Hazardous substance
    0040
    Task assigned
    1
  3. #3 Hospitalized Age 36 M

    Nature of injury
    5
    Part of body
    4
    Event type
    14
    Source
    16
    Occupation code
    999
    Human factor
    4
    Environmental factor
    10
    Hazardous substance
    0040
    Task assigned
    2

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.