OSHA Accident Investigation · Summary #14495204
EVANS AND ASSOCIATES
FT. SILL ARMY BASE, OK·
Event description
Employee dies of injuries suffered in trench cave in
Investigation abstract
On August 16, 1988, Employee #1 and coworkers were lowering an existing 10 in. g as transmission line. A Link Belt LS 3000 track hoe with a 35 in. bucket was use d to expose the pipe section to be lowered. The resulting trench measured 135 ft long by 11 ft deep by 9 ft wide. The track hoe was to dig one bucket width on e ither side of the pipe. Employee #1 was in the trench removing soil from under t he pipe so it would settle, when the north bank caved in. He died as a result of his injuries approximately 8 to 10 hours later. No sloping, shoring, or equival ent means of protection was being used in the trench.
Victim
-
#1 Fatality Age 31 M
- Nature of injury
- 10
- Part of body
- 18
- Event type
- 1
- Source
- 12
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 6
- 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.