OSHA Accident Investigation · Summary #14251987
ELEC PROTECT EQUIP,OVERHEAD POWER LINE,ELECTRICAL,CPR,ELECTROCUTED,E PTD,ELEC UTILITY WORK,AERIAL LIFT
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH OVERHEAD LINE
Investigation abstract
A WORKER AND HIS FOREMAN RESPONDED TO A SERVICE CALL AT A RESIDENCE TO CHECK A C THREE CONDUCTORS AND WAS IN THE PROCESS OF CONNECTING THE THIRD WHEN ONE OF THE TWO RECONNECTED CONDUCTORS CONTACTED THE LEFT SIDE OF HIS BODY WHILE HE WAS HOLD ING THE THIRD ONE. THE FOREMAN LOOKED UP, NOTICED THE EMPLOYEE SHAKING, AND LOWE RED THE AERIAL LIFT. THE RESUCE SQUAD WAS CALLED AND RESPONDED TO THE SCENE WITH IN TWO MINUTES. THE RESCUE SQUAD BEGAN CARDIO-PULMONARY RESUSCITATION IMMEDIATEL Y, BUT THE EMPLOYEE WAS DEAD ON ARRIVAL AT THE HOSPITAL. HE HAD BEEN ELECTROCUTE D. OMPLAINT OF LOW VOLTAGE. UPON ARRIVING AT THE RESIDENCE, THE WORKER ENTERED AN A ERIAL LIFT (A LINESMAN II, HI-RANGER MODEL 5FI 48PBI, SERIAL NO. 128011214, MOUN TED ON A CHEVROLET 7000 TRUCK). THE INSULATED LIFT HAD BEEN TESTED 2 MONTHS EARL IER AT 345 KILOVOLTS. THE EMPLOYEE POSITIONED HIMSELF IN THE AERIAL LIFT BUCKET BESIDE THE SECONDARY LINES ON THE UTILITY POLE. HE DETERMINED THAT THE VOLTAGE D ROP WAS DUE TO A BAD SERVICE CONNECTION, POSSIBLY CAUSED BY CORRODED AND DIRTY C ONDUCTORS AT THE CONNECTION. THE THREE CONDUCTORS OF THE 120-VOLT-TO-GROUND SERV ICE DROP WERE DISCONNECTED AND CLEANED. THE EMPLOYEE HAD RECONNECTED TWO OF THE
Victim
-
#1 Fatality Age 31 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 20
- Environmental factor
- 18
- Hazardous substance
- 8870
- Task assigned
- 1
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