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 #14506000

OXYGEN DEFICIENCY,ASPHYXIATED,CONFINED SPACE,NITROGEN,PURGING

Event
OXYGEN DEFICIENCY,ASPHYXIATED,CONFINED SPACE,NITROGEN,PURGING
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14506000
Report ID
830500

Event description

ASPHYXIATED INSIDE A TEST CHAMBER

Investigation abstract

ON MARCH 31, 1984, BETWEEN 9:45 AM AND 10:15 AM, EMPLOYEE #1 ENTERED A THERMOTRO N REFRIGERATION UNIT (7'X7'X7'10") WHICH WAS BEING USED AS AN ENVIRONMENTAL TEST CHAMBER. THE CHAMBER HAD BEEN FILLED WITH NITROGEN FOR COOLING PURPOSES. EMPLOY ER #1 ENTERED THE CHAMBER TO INSTALL A VIDEO MONITOR, WHICH NEEDED TO BE TESTED. THE CHAMBER WAS NEITHER PURGED WITH OXYGEN PRIOR TO ENTRANCE NOR TESTED FOR OXY GEN DEFICIENCY. EMPLOYEE #1 WAS FOUND IN THE CHAMBER BY A CO-WORKER AT APPROXIMA TELY 10:20 AM. THE CO-WORKER PULLED EMPLOYEE #1 FORM THE CHAMBER AND BEGAN ADMIN ISTERING FIRST AID. EMPLOYEE #1 WAS TRANSPORTED TO BOULDER COMMUNITY HOSPITAL BY AMBULANCE AND WAS PRONOUNCED DEAD AT 11:17 AM.

Victim

  1. #1 Fatality Age 27 M

    Nature of injury
    2
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    18
    Environmental factor
    7
    Hazardous substance
    1900
    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.