OSHA Accident Investigation · Summary #14346704
CHEST,CONCRETE FORM WORK,HEAD,TRUCK CRANE,OVERLOADED,SUSPENDED LOAD,CONSTRUCTION,CRUSHED,STRUCK BY,FALLING OBJECT
Event description
One employee killed, two injured when overloaded crane fails
Investigation abstract
Employees #1, #2, and #3 were removing a one piece inner concrete form from a st fell, striking Employee #1, who was standing below, crushing his chest and killi ng him. Employees #2 and #3 jumped 11 feet from the top of the stairwell to the ground. Both suffered minor head injuries. airway core after having attached four slings to four pick points on the form. T he employees were standing on the concrete stairwell wall and on the whalers of the outer concrete form. A signal was given to the operator of a P&H truck crane , serial #25320, model 545TC, to lift the 6800 lb load. The truck crane, which w as equipped with a 60 foot boom and a 40 foot jib, was limited to a, 9,000 lb ma ximum lift. However, the form had not been properly released from the concrete w alls and was jammed at the corners so that the crane was, in effect, hoisting th e form and the concrete stairwell. The overloaded jib snapped in the center and
Victims (3)
-
#1 Fatality Age 26 M
- Nature of injury
- 12
- Part of body
- 5
- Event type
- 1
- Source
- 27
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 8
- Task assigned
- 1
-
#2 Non-hospitalized injury Age 34 M
- Nature of injury
- 7
- Part of body
- 13
- Event type
- 1
- Source
- 27
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 8
- Task assigned
- 1
-
#3 Hospitalized Age 24 M
- Nature of injury
- 6
- Part of body
- 13
- Event type
- 1
- Source
- 27
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 8
- 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.