OSHA Accident Investigation · Summary #571265
DISMANTLING,COLLAPSE,PIN,CRANE BOOM,WORK RULES,CRUSHED
Event description
Employee killed when crushed by collapsing boom section
Investigation abstract
On June 27, 1988, a crane operator was instructed to remove 40 ft of crane boom boom crash and saw Employee #1 crushed beneath the boom. Employee #1 was killed . Apparently, he attempted to remove the last bottom pin. from a Link Belt mobile crane. He was informed that the oiler was not coming in, but that someone else would be sent to help. A short time later, Employee #1, a carpenter foreman, arrived at the crane and told the operator that he was there to help. The boom of the crane was positioned horizontally about 4 ft from the ground. The two men removed the two bottom pins on the first section joint from the crane. They then went to another section and removed one bottom pin. The ope rator stated that he told Employee #1 that he would lay the boom down so they co uld remove the second bottom pin. As he was walking toward the cab, he heard the
Victim
-
#1 Fatality Age 58 M
- Nature of injury
- 12
- Part of body
- 5
- Event type
- 2
- Source
- 27
- Occupation code
- 554
- Human factor
- 18
- Environmental factor
- 4
- Task assigned
- 2
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.