Safety Incidents OSHA Severe Injury Reports · 2015–2025
105,991Records 71,450Employers 85,836Hospitalizations 27,959Amputations 2015-01-01 2025-11-30

OSHA Accident Investigation · Summary #221482268

NORTHROP GRUMMAN CORPORATION

Event
Freezer Compartment, Lack of oxygen, Nitrogen, Overexposure
NAICS
334511
Inspection type
Federal Agency
Activity number
#345969026
Employer profile
NORTHROP GRUMMAN CORPORATION
Summary number
221482268
Report ID
0355125

Event description

Employee dies from overexposure to Nitrogen gas

Investigation abstract

At 8:38 a.m. on May 19, 2022, an employee purged the Nitrogen lines of the battery freezers in a lab room and the freezers filled up with Nitrogen gas. The victim closed himself into one of the freezers, where he eventually died from the overexposure to Nitrogen gas and lack of oxygen.

Victim

  1. #1 Fatality Age 47 M

    Event type
    8
    Occupation code
    55

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.