OSHA Accident Investigation · Summary #673434
LUNZMAN TRENCHING INC.
IDA GROVE, IA·
Event description
Employee killed by falling concrete wall
Investigation abstract
At approximately 1:00 p.m. on June 2, 1987, Employee #1 was installing a drain i n a 4 ft wide trench on the outside of a trench silo wall 8 in. thick, 12 ft hig h, and 93 ft long. The poured concrete wall fell and killed him. The wall was no t shored or braced. Causal factors include a lack of engineering and misjudgment of a hazardous situation.
Victim
-
#1 Fatality Age 39 M
- Nature of injury
- 21
- Part of body
- 4
- Event type
- 2
- Source
- 43
- Occupation code
- 865
- Human factor
- 1
- Environmental factor
- 18
- Task assigned
- 2
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