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 #14517718

EXPLOSIVES,SHOULDER,EXPLOSIVE MIXING,WORK RULES,EAR,EXPLOSION,EQUIPMENT GROUNDING

Event
EXPLOSIVES,SHOULDER,EXPLOSIVE MIXING,WORK RULES,EAR,EXPLOSION,EQUIPMENT GROUNDING
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14517718
Report ID
419700

Event description

EXPLOSIVE MIXTURE DETONATED; ONE WORKER KILLED, ONE HURT

Investigation abstract

EMPLOYEE #1 WAS APPARENTLY DOWN LOADING A MIXER WHICH CONTAINED AN EXPLOSIVE FLA SH COMPOSITION (POTASSIUM PERCHLORATE, MAGNESIUM AND ANTIMONY SULFIDE). THE MIXE R HAD NOT BEEN SHUT OFF. AN EXPLOSION OCCURRED, KILLING EMPLOYEE #1 AND INJURING EMPLOYEE #2, WHO SUFFERED SHOULDER, COLLARBONE AND EAR DRUM INJURIES. EMPLOYEE #1 VIOLATED OPERATING PROCEDURES IN THAT THE MIXER WAS NOT SHUT OFF BEFORE DOWN LOADING. THERE WAS NO GROUNDING SYSTEM, SUCH AS CONDUCTIVE FLOORING OR GROUND BA R LIGHTING PROTECTION, FOR THE BUILDING.

Victims (2)

  1. #1 Fatality Age 20 M

    Nature of injury
    21
    Part of body
    31
    Event type
    14
    Source
    43
    Occupation code
    999
    Human factor
    1
    Environmental factor
    18
    Task assigned
    1
  2. #2 Hospitalized Age 31 M

    Nature of injury
    21
    Part of body
    31
    Event type
    14
    Source
    43
    Occupation code
    999
    Human factor
    1
    Environmental factor
    18
    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.