OSHA Accident Investigation · Summary #784488
FRACTURE,COLLAPSE,TRENCH,LEG
Event description
EMPLOYEE INJURED WHEN TRENCH CAVED - IN
Investigation abstract
On September 14, 1989, Employee #1 injured his right leg when the trench he was in collapsed while he was shooting grade. The trench was approximately 40 ft lon g by 2 ft 6 in. wide by 8 ft 6 in. deep. The employee was helping to install a s torm drain in an old residential neighborhood. The trench was being dug with a b ackhoe (John Deere Model 310c). The trench collapsed because it was not sloped, shored or protected by others means. Employee #1 suffered a fractured bone in hi s lower right leg below the knee.
Victim
-
#1 Hospitalized Age 25 M
- Nature of injury
- 12
- Part of body
- 18
- Event type
- 2
- Source
- 12
- Occupation code
- 599
- Human factor
- 1
- Environmental factor
- 18
- 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.