OSHA Accident Investigation · Summary #14506216

CRANE BALL,BOOM TRUCK,HEAD,CRANE HOOK,WORK RULES,CONSTRUCTION,EQUIPMENT FAILURE,BOLT,STRUCK BY,FALLING OBJECT

1984-12-28T00:00:00

Event: CRANE BALL,BOOM TRUCK,HEAD,CRANE HOOK,WORK RULES,CONSTRUCTION,EQUIPMENT FAILURE,BOLT,STRUCK BY,FALLING OBJECT
Linked inspection: No inspection record linked to this accident's victims.
Summary number: 14506216
Report ID: 830500

Event description

Employee killed when struck by falling hook and ball

Investigation abstract

At approximately 2:00 p.m. on December 27, 1984, Employee #1 was preparing to se t down a 4,140 lb concrete vault with a hydraulic boom truck. The vault was atta ched to the boom with a chain and two eyebolts on each side. The hoisting rope h ad two parts, with a ball and hook attached to the end of boom. The vault had be en suspended approximately 4 feet above the ground so Employee #1 could feed cab le through it. As he was feeding the cable, one of the eyebolts on the side of t he vault broke away. When the vault fell, the ball and hook were knocked loose, striking Employee #1 on the head. He died as a result of his severe head injurie s. The vault was part of an electrical switch cabinet.

Victim

#1 Fatality Age 54 M

Nature of injury
6

Part of body
13

Event type
1

Source
24

Occupation code
999

Human factor
11

Environmental factor
6

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.