OSHA Accident Investigation · Summary #607770
INSTALLING,PINNED,WORK RULES,CONSTRUCTION,TRENCH,SHORING,UNSTABLE SOIL,SLOPING,CAVE-IN
Event description
Employee killed in trench cave-in
Investigation abstract
On Tuesday afternoon, February 3, 1987, a trenching and excavation contractor wa s installing and connecting sections of a 30 in. storm drain line. Employee #1 a nd a coworker were inside a trench 7 ft 10 in. to 12 ft deep and 5 ft wide, maki ng a connection on a 20 ft section of pipe. The trench was not shored or sloped. It was adjacent to a highway, in an area that had been filled material. Employe e #1 was trapped against the pipe when a section of the trench wall collapsed. H e was killed.
Victim
-
#1 Fatality Age 26 M
- Nature of injury
- 12
- Part of body
- 4
- Event type
- 2
- Source
- 12
- Occupation code
- 999
- 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.