OSHA Accident Investigation · Summary #14278188

INADEQUATE MAINT,CRANE BOOM,WORK RULES,OVERLOADED,BROKEN WELD,CRUSHED,STRUCK BY,CRANE,HYDRAULIC CRANE

1985-11-15T00:00:00

Event: INADEQUATE MAINT,CRANE BOOM,WORK RULES,OVERLOADED,BROKEN WELD,CRUSHED,STRUCK BY,CRANE,HYDRAULIC CRANE
Linked inspection: No inspection record linked to this accident's victims.
Summary number: 14278188
Report ID: 112000

Event description

Employee killed when struck by falling hydraulic crane boom

Investigation abstract

At approximately 10:43 a.m. on November 15, 1985, Employee #1, a bystander, was watching a septic tank that was being positioned in the ground, when he was stru ck and killed by the lifting boom of a hydraulic crane. When calculations were m ade and compared with the specifications and features of the main boom lift capa bility load radius chart, form #TD 411-1072, the crane was found to have been ov erloaded. Some welds were also corroded; this contributed to the failure of the remaining welds, which allowed the boom to fall.

Victim

#1 Fatality Age 32 M

Nature of injury
21

Part of body
13

Event type
1

Source
27

Occupation code
999

Human factor
6

Environmental factor
5

Task assigned
1

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