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 #14414882

TUNNEL,GAS POWERED WELDER,CONFINED SPACE,WELDER,CONSTRUCTION,INHALATION,WELDING,CARBON MONOXIDE,ARC WELDING

Event
TUNNEL,GAS POWERED WELDER,CONFINED SPACE,WELDER,CONSTRUCTION,INHALATION,WELDING,CARBON MONOXIDE,ARC WELDING
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14414882
Report ID
729300

Event description

CARBON MONOXIDE POISONING

Investigation abstract

ON SEPTEMBER 13, 1984, EMPLOYEES #1-5 WERE WELDING A CEMENT SLICK LINE IN A TUNN EL. THEY WERE USING A GASOLINE POWERED, PORTABLE WELDER. ALL FIVE EMPLOYEES WERE HOSPITALIZED FOR CARBON MONOXIDE POISONING. THE AIR FLOW WAS INSUFFICIENT. AIR QUALITY WAS NOT MONITORED. THERE WAS NO EMERGENCY EQUIPMENT ON HAND, AND NO EMER GENCY PROCEDURES ESTABLISHED. A CHECK-IN/CHECK-OUT SYSTEM WAS NOT USED.

Victims (5)

  1. #1 Hospitalized Age 21 M

    Nature of injury
    17
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  2. #2 Hospitalized Age 49 M

    Nature of injury
    17
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  3. #3 Hospitalized Age 30 M

    Nature of injury
    17
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  4. #4 Hospitalized Age 50 M

    Nature of injury
    17
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  5. #5 Hospitalized Age 23 M

    Nature of injury
    17
    Part of body
    4
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    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.