OSHA Accident Investigation · Summary #14454896
TRENCH BOX,WORK RULES,CONSTRUCTION,TRENCH,SHORING,CAVE-IN
Event description
Employee killed in trench cave-in
Investigation abstract
At approximately 4:30 p.m. on November 29, 1986, Employee #1 was preparing to la y a length of sewer pipe in a trench. The 17 1/2 ft deep trench was 50 ft to 60 ft long and 17 ft wide at the surface, narrowing to 3 to 4 ft at the bottom. Its walls were not shored, nor was a trench box being used. The north face of the t rench caved in, burying Employee #1 in a standing position with about 3 ft of di rt above his head. He died before he could be rescued.
Victim
-
#1 Fatality Age 23 M
- Nature of injury
- 21
- Part of body
- 31
- Event type
- 14
- Source
- 43
- Occupation code
- 865
- Human factor
- 9
- Environmental factor
- 13
- 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.