OSHA Accident Investigation · Summary #693762
LACERATION,COLLAPSE,FALL,CONCRETE FORM WORK,WORK RULES,EQUIPMENT FAILURE,INEXPERIENCE,SCAFFOLDING,CONSTRUCTION,SCAFFOLD COLLAPSE
Event description
Seven employees injured when concrete slab collapses
Investigation abstract
Employees #1 through #7 were working either in or right beside a reinforced conc rete slab that was being poured. This was the contractor's first attempt at usin g this type of concrete. The 9,375 sq. ft decking was being supported by a Hico beam system that was held up by tubular steel scaffolding resting on 2 by 10 in. mud sills. Something in the scaffolding system gave way and roughly one-third o f the 75 ft by 45 ft area that was being poured collapsed, causing Employees #2, #5, #4, and #7 to fall 17 ft 10 in. to the ground. Employees #1 through #3 and #5 through #7 were treated for minor cuts, bruises, and sprains and released. Em ployee #4 was admitted two days later to the hospital with a back injury.
Victims (8)
-
#1 Hospitalized Age 36 M
- Nature of injury
- 12
- Part of body
- 2
- Event type
- 4
- Source
- 8
- Occupation code
- 599
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#2 Hospitalized Age 26 M
- Nature of injury
- 20
- Part of body
- 11
- Event type
- 5
- Source
- 8
- Occupation code
- 599
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#3 Hospitalized Age 35 M
- Nature of injury
- 3
- Part of body
- 19
- Event type
- 4
- Source
- 8
- Occupation code
- 599
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#4 Hospitalized Age 29 M
- Nature of injury
- 21
- Part of body
- 3
- Event type
- 5
- Source
- 8
- Occupation code
- 588
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#5 Hospitalized Age 31 M
- Nature of injury
- 7
- Part of body
- 13
- Event type
- 5
- Source
- 8
- Occupation code
- 588
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#6 Hospitalized Age 29 M
- Nature of injury
- 7
- Part of body
- 15
- Event type
- 4
- Source
- 8
- Occupation code
- 588
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#7 Non-hospitalized injury Age 26 M
- Nature of injury
- 3
- Part of body
- 19
- Event type
- 5
- Source
- 8
- Occupation code
- 588
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#981 Degree 0 Age 0
- Nature of injury
- 0
- Part of body
- 0
- Event type
- 0
- Source
- 0
- Occupation code
- 0
- Human factor
- 0
- Environmental factor
- 0
- Task assigned
- 0
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.