OSHA Accident Investigation · Summary #762922
OVERHEAD POWER LINE,ELECTRICAL,POWER LINE WORKER,ELECTROCUTED,SUSPENDED LOAD,E PTD,ELEC UTILITY WORK,LOAD LINE,CRANE
Event description
ELECTRIC SHOCK - CONTACT WITH OVERHEAD LINE THRU LOAD LINE
Investigation abstract
A POWER LINE CONSTRUCTION CREW WAS INSTALLING 69-KILOVOLT SWITCHES WEIGHING ABOU THE EMPLOYEES ON THE CREW. (THE SECOND PAGE OF OSHA 170 FORM, WHICH SHOULD HAVE DESCRIBED HOW CONTACT OCCURRED, WAS MISSING.) T 250 POUNDS EACH. THE SWITCHES WERE BEING INSTALLED NEAR THE TOP OF A 90-FOOT U TILITY POLE. THE POLE SUPPORTED TWO CIRCUITS OF DIFFERENT VOLTAGES. THE TOP CIRC UIT, WHERE THE SWITCHES WERE TO BE INSTALLED, WAS 69 KILOVOLTS AND WAS DEENERGIZ ED. THE BOTTOM CIRCUIT WAS 13 KILOVOLTS. IT WAS NOT DEENERGIZED, NOR WAS IT PROT ECTED BY INSULATING GUARDS. A CRANE WAS BEING USED TO POSITION THE SWITCHES FOR INSTALLATION. THE CRANE BOOM WAS DIRECTLY OVER THE POLE. THE LOAD LINE AND HOOK WAS HANGING ABOUT 6 OR 7 FEET FROM THE ENERGIZED CIRCUIT. PRESUMABLY, EITHER THE LOAD LINE OR THE LOAD CONTACTED THE ENERGIZED POWER LINE, ELECTROCUTING ONE OF
Victim
-
#1 Fatality Age 39 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- 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.