OSHA Accident Investigation · Summary #707802
OTIS ELEVATOR CO.
BALTIMORE, MD·
Event description
Two employees injured when elevator guide rails fall
Investigation abstract
Employees #1 and #2 and a coworker were attempting to relocate elevator guide ra s of the chain hoists. Employee #1 would let off on one hoist and pull up on the other to move the rails laterally. The 3/8 in. wire rope sheared, allowing the rails to fall. Employee #1 suffered internal bruises and Employee #2 suffered a hand injury. Both employees were treated at Mercy Hospital and released. ils. Employee #1 was operating two 6 ton coffin chain hoists at the 18 1/2 floor level. The coworker stood on boards midway on the elevator shaft while Employee #2 was at the bottom of the shaft. They were communicating by radio as they att empted to move a stack of 14 guide rails, approximately 16 ft long and suspended a distance of 4 ft, that were to be bolted in at the bottom of the elevator sha ft. The rigging at the top resembled an upside down pyramid. A 3/8 in. wire rope , threaded through two holes in a 5/8 in. thick fish plate, supported the guide rails. The 3/8 in. wire rope, which was doubled and clamped, rested on both hook
Victims (2)
-
#1 Hospitalized Age 28 M
- Nature of injury
- 3
- Part of body
- 5
- Event type
- 1
- Source
- 24
- Occupation code
- 543
- Human factor
- 6
- Environmental factor
- 5
- Task assigned
- 1
-
#2 Hospitalized Age 25 M
- Nature of injury
- 7
- Part of body
- 13
- Event type
- 1
- Source
- 24
- Occupation code
- 543
- Human factor
- 6
- Environmental factor
- 5
- Task assigned
- 1
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