OSHA Accident Investigation · Summary #14511075
MICHAEL CONSTRUCTION COMPANY
SAN ANTONIO, TX—
Event description
Employee killed in fall from bridge
Investigation abstract
Employee #1 was kneeling on a sheet of 3/4 in. plywood as a concrete form was be ing installed in a 4 ft by 5 1/2 ft bridge opening 29 ft above a dry concrete ri ver bed. He was adjusting a nut on one of the four corner bolts while holding th e plywood to keep the board level. The bottom nut on the bolt became unscrewed, allowing the board to shift and fall. Employee #1 fell with the board to the con crete river bed. He suffered multiple fractures and internal injuries, and was k illed. Employee #1 was not performing his regular duties. He lacked adequate tra ining and supervision, and was not required to wear a safety belt and lanyard.
Victim
-
#1 Fatality Age 47 M
- Nature of injury
- 12
- Part of body
- 19
- Event type
- 5
- Source
- 42
- Occupation code
- 999
- Human factor
- 11
- Environmental factor
- 13
- Hazardous substance
- 8880
- 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.