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 #14503452

VENTILATION,CONFINED SPACE,WORK RULES,INHALATION,PIT,POISONING,HOUSEKEEPING,OVEREXPOSURE,UNTRAINED,CARBON MONOXIDE

Event
VENTILATION,CONFINED SPACE,WORK RULES,INHALATION,PIT,POISONING,HOUSEKEEPING,OVEREXPOSURE,UNTRAINED,CARBON MONOXIDE
Linked inspection
No inspection record linked to this accident's victims.
Summary number
14503452
Report ID
729700

Event description

One employee killed, nine injured by carbon monoxide

Investigation abstract

Employees #1 and #2, both mechanics, were assigned to repair a bucket elevator b source of the carbon monoxide. Causal factors contributing to this accident inc lude: significant carbon black accumulation in the pit; lack of preparation for entering a confined space, including failure to conduct atmospheric testing, poo r or no employee training, and lack of rescue equipment; and lack of ventilation in the pit. earing in an underground, 14 ft deep carbon pit. The pit had two access openings , but was otherwise enclosed. Employee #2 left the pit to get some tools. When h e returned, he saw Employee #1 lying unconscious at the bottom of the pit near o ne of the openings. During the rescue effort, Employees #2 through #10 entered t he pit, became dizzy, and experienced headaches. After a long period, they were able to retrieve Employee #1 from the pit using a rope and sling. Employee #1 di ed, and Employees #2 through #10 were hospitalized for carbon monoxide poisoning . Later, a smoldering fire in the carbon black spillage was discovered to be the

Victims (10)

  1. #1 Fatality Age 41 M

    Nature of injury
    2
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  2. #10 Hospitalized Age 39 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  3. #2 Hospitalized Age 35 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  4. #3 Hospitalized Age 32 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  5. #4 Hospitalized Age 42 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  6. #5 Hospitalized Age 43 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    1
  7. #6 Hospitalized Age 48 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  8. #7 Hospitalized Age 44 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  9. #8 Hospitalized Age 35 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2
  10. #9 Hospitalized Age 32 M

    Nature of injury
    17
    Part of body
    25
    Event type
    8
    Source
    19
    Occupation code
    999
    Human factor
    1
    Environmental factor
    7
    Hazardous substance
    0560
    Task assigned
    2

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.