OSHA Accident Investigation · Summary #14480289
BURN,FRACTURE,OVERHEAD POWER LINE,ELECTRICAL,BOOM,E GI IA,ELECTRIC SHOCK,FALL,BACKHOE
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH OVERHEAD LINE
Investigation abstract
A laborer was on a flat bed trailer unloading concrete storm sewer pipe. He plac ed him off the trailer. The employee rolled on the ground and freed himself from the conductor. He sustained burns to his body, atrial fibrillation of his heart , and a fractured right elbow. The employee survived but was hospitalized for hi s injuries. ed a steel bar on a lifting cable inside the pipe, and then he stood on top on o f another pipe. The trailer was parked below and parallel to a 4700-volt overhea d power line that was 8.4 meters above the ground. A Caterpillar crawler-type ba ckhoe (Model No. C225) was moving at the rear of the trailer, under the power li ne. The hinge on the boom caught the neutral conductor, which was 7.6 meters abo ve the ground. The neutral conductor broke and whipped over the phase conductor, which raised the voltage on the neutral. The neutral conductor then struck and wrapped around the laborer. The employee received an electric shock, which knock
Victim
-
#1 Hospitalized Age 48 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 1
- Source
- 15
- Occupation code
- 869
- Human factor
- 1
- 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.