OSHA Accident Investigation · Summary #14475370
LOADING,GUARDRAIL,COLLAPSE,WORK RULES,OVERLOADED,CONSTRUCTION,FALL,FALL PROTECTION,WORK PLATFORM
Event description
One employee killed, two injured in work platform collapse
Investigation abstract
Employees #1 through #3 were loading shoring from an elevator tower onto a 16 ft the crossmembers. The platform dropped sideways and Employees #1 through #3 fell to the ground with the materials. Employee #1 was killed, and Employees #2 and #3 injured. by 10 ft platform that was suspended 36 1/2 ft by a crane. Crossmembers for the platform consisted of 4 by 4s spaced 18 in. apart on the center, and 3/4 in. pl ywood sheets for flooring. Guardrails were 2 by 4s with 4 in. square posts secur ed with metal brackets on either side. The ends of the platform were not guarded . The platform was attached to the crane hook by four 20 ft long, 5/8 in. choker cables with the loops secured by soldered wedges. The cables were run through l oops around stringers near the ends and through the crane hook. Too many metal r ails were loaded onto the platform and a stringer on one side pulled loose from
Victims (3)
-
#1 Fatality Age 38 M
- Nature of injury
- 12
- Part of body
- 19
- Event type
- 5
- Source
- 24
- Occupation code
- 999
- Human factor
- 6
- Environmental factor
- 8
- Task assigned
- 1
-
#2 Hospitalized Age 31 M
- Nature of injury
- 12
- Part of body
- 9
- Event type
- 5
- Source
- 24
- Occupation code
- 999
- Human factor
- 6
- Environmental factor
- 8
- Task assigned
- 1
-
#3 Hospitalized Age 39 M
- Nature of injury
- 12
- Part of body
- 9
- Event type
- 5
- Source
- 24
- Occupation code
- 999
- Human factor
- 6
- Environmental factor
- 8
- Task assigned
- 1
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