OSHA Accident Investigation · Summary #14308175
BURN,ELEC PROTECT EQUIP,OVERHEAD POWER LINE,ELECTRICAL,POWER LINE WORKER,E PTD,ELEC UTILITY WORK,ELECTRIC SHOCK,AERIAL LIFT
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH OVERHEAD LINE
Investigation abstract
A CREW OF THREE EMPLOYEES FOR AN ELECTRIC POWER LINE CONTRACTOR WAS REPLACING CO EACHED OUT TO MOVE A SINGLE TAP BELL DEAD END, 4-INCH-DIAMETER, DISC INSULATOR U NIT THAT WAS CONNECTED TO THE MESSENGER WIRE WHEN HE CONTACTED AN ENERGIZED PART AT THE REAR OF THE INSULATOR. ON CONTACT WITH THE 7200-VOLT ENERGIZED PART, THE EMPLOYEE CAUSED A FLASHOVER AND RECEIVED AN ELECTRIC SHOCK AND EXTENSIVE BURNS TO HIS HANDS. HE WAS PULLED OFF THE CONDUCTOR BY THE APPRENTICE. THE POWER LINE WORKER HAD BEEN WITH HIS EMPLOYER FOR ABOUT 19 MONTHS AND HAD CLAIMED MORE THAN 20-YEARS EXPERIENCE IN POWER LINE WORK. NDUCTORS ON A 13-KILOVOLT OVERHEAD POWER LINE. THE CREW CONSISTED OF A JOURNEYMA N POWER LINE WORKER, A THIRD-STEP APPRENTICE, AND A FIFTH-STEP APPRENTICE. THE P OWER LINE WORKER AND THE FIFTH-STEP APPRENTICE WERE WORKING FROM A LEASED 1985 G MC LIFT ALL AERIAL LIFT (MODEL NO. LAN51-2E) AT A HEIGHT OF ABOUT 40 FEET. THE T WO EMPLOYEES HAD COMPLETED INSTALLING AN EXTENSION SPLICE IN THE MESSENGER WIRE, AND THE APPRENTICE WAS REMOVING A HOT HOIST TOOL THAT HAD BEEN INSTALLED TO TAK E UP TENSION. THE POWER LINE WORKER HAD REMOVED HIS LEATHER PROTECTOR GLOVES AND HIS RUBBER INSULATING GLOVES, BUT HE WAS STILL WEARING HIS RUBBER SLEEVES. HE R
Victim
-
#1 Hospitalized Age 49 M
- Nature of injury
- 10
- Part of body
- 12
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 1
- Environmental factor
- 18
- Task assigned
- 1
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