OSHA Accident Investigation · Summary #14523369
ELECTRICAL,ELECTRIC SWITCH,ELECTROCUTED,E PTD,ELEC UTILITY WORK,ELECTRICAL FAULT
Event description
ELECTRIC SHOCK - FAULT IN DISTRIBUTION SWITCH
Investigation abstract
AN EMPLOYEE WAS ASSIGNED TO OPEN A 69-KILOVOLT OVERHEAD POWER LINE BETWEEN TWO S UBSTATIONS. AS HE OPENED THE MANUAL SWITCH HANDLE AT THE BOTTOM OF THE POLE (GRO UND LEVEL), A FAULT OCCURRED IN THE SWITCH AT THE TOP OF THE POLE. CURRENT PASSE D THROUGH A #6A COPPER-CLAD METAL GROUND WIRE THAT WAS BONDED TO THE SWITCH HAND LE AT THE BOTTOM OF THE POLE. THE FAULT PASSED ENOUGH CURRENT TO ENERGIZE THE SW ITCH HANDLE AND ELECTROCUTE THE EMPLOYEE.
Victim
-
#1 Fatality Age 50 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 14
- Environmental factor
- 18
- Task assigned
- 1
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