OSHA Accident Investigation · Summary #14528426
FRACTURE,SAFETY BELT,HYDRAULIC CYLINDER,ELEC UTILITY WORK,FALL,FALL PROTECTION,AERIAL LIFT,FOOT,LEG
Event description
FALL - MECHANICAL FAILURE OF AERIAL LIFT
Investigation abstract
A CREW OF ELECTRIC UTILITY EMPLOYEES WAS ERECTING TOWERS FOR A SUBSTATION. TWO O F THE EMPLOYEES WERE WORKING IN A PITMAN 65 HDHA AERIAL TOWER BASKET ABOUT 22 FE ET ABOVE THE GROUND. A LOUD POP WAS HEARD, AND THE BOOM FELL TO THE GROUND. THE END OF THE MAIN HYDRAULIC CYLINDER HAD STRIPPED OUT, ALLOWING THE BOOM TO FALL. THE TWO EMPLOYEES, WITH THEIR SAFETY STRAPS HOLDING THEM TO THE PLATFORM, FELL T O THE GROUND. ONE OF THE TWO EMPLOYEES WAS JERKED AGAINST THE GUARDRAILS WITH SU CH FORCE THAT HE BLED TO DEATH INTERNALLY WITHIN A SHORT PERIOD OF TIME. THE OTH ER EMPLOYEE WAS HOSPITALIZED WITH FRACTURED LEGS AND A FRACTURED FOOT.
Victims (2)
-
#1 Fatality Age 42 M
- Nature of injury
- 21
- Part of body
- 25
- Event type
- 5
- Source
- 24
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 18
- Task assigned
- 1
-
#2 Hospitalized Age 52 M
- Nature of injury
- 12
- Part of body
- 15
- Event type
- 5
- Source
- 24
- Occupation code
- 999
- Human factor
- 1
- Environmental factor
- 18
- 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.