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 #735290

HEAD,UNCONSCIOUSNESS,WORK RULES,STRUCK AGAINST,UNSTABLE SURFACE,FALL,UNSTABLE POSITION

Event
HEAD,UNCONSCIOUSNESS,WORK RULES,STRUCK AGAINST,UNSTABLE SURFACE,FALL,UNSTABLE POSITION
Linked inspection
No inspection record linked to this accident's victims.
Summary number
735290
Report ID
454510

Event description

Employee knocked unconscious in 8 ft fall

Investigation abstract

Employee #1 went beyond the safety cables onto a 9 ft 5 in. long by 5 ft 5 in. w ide patio in order to chip concrete from around a column. He put one foot on the patio and one foot on a 3/4 in. plywood form and began chipping. The centering on the plywood form had been removed and it gave way. Employee #1 fell 8 ft 5 in . to the concrete second floor. He was knocked unconscious when his head struck the piece of plywood, but he did not require hospitalization.

Victim

  1. #1 Non-hospitalized injury Age 24 M

    Nature of injury
    21
    Part of body
    13
    Event type
    5
    Source
    42
    Occupation code
    599
    Human factor
    1
    Environmental factor
    13
    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.