104,543Records 70,659Employers 84,666Hospitalizations 27,563Amputations 2015-01-01 2025-09-30
Safety Incidents OSHA Severe Injury Reports · 2015–2025

OSHA Accident Investigation · Summary #14511125

AMMONIA,PRESSURE VESSEL,INHALATION,RUPTURE,EXPLOSION,HIGH PRESSURE

Event
AMMONIA,PRESSURE VESSEL,INHALATION,RUPTURE,EXPLOSION,HIGH PRESSURE
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14511125
Report ID
625400

Event description

AMMONIA PRESSURE VESSEL RUPTURED, RELEASING AMMONIA GAS

Investigation abstract

A PRESSURE VESSEL IN AN AMMONIA REFRIGERATOR SYSTEM RUPTURED UNDER PRESSURE OF 1 70 PSI. THE EXPLOSION CAUSED EXTENSIVE PHYSICAL DAMAGE AND RELEASED DENSE CLOUDS OF AMMONIA GAS. EMPLOYEES #1 THROUGH 4 DIED OF ACUTE AMMONIA INHALATION.

Victims (4)

  1. #1 Fatality Age 33 M

    Nature of injury
    2
    Part of body
    28
    Event type
    8
    Source
    44
    Occupation code
    999
    Human factor
    6
    Environmental factor
    7
    Hazardous substance
    0170
    Task assigned
    1
  2. #2 Fatality Age 59 M

    Nature of injury
    2
    Part of body
    28
    Event type
    8
    Source
    44
    Occupation code
    999
    Human factor
    6
    Environmental factor
    7
    Hazardous substance
    0170
    Task assigned
    1
  3. #3 Fatality Age 31 M

    Nature of injury
    2
    Part of body
    28
    Event type
    8
    Source
    44
    Occupation code
    999
    Human factor
    6
    Environmental factor
    7
    Hazardous substance
    0170
    Task assigned
    1
  4. #4 Fatality Age 55 M

    Nature of injury
    2
    Part of body
    28
    Event type
    8
    Source
    44
    Occupation code
    999
    Human factor
    6
    Environmental factor
    7
    Hazardous substance
    0170
    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.