OSHA Accident Investigation · Summary #14257604
ELECTRICAL,INSULATED TOOL,ELECTROCUTED,LOCKOUT,E C,ELECTRIC CONDUCTOR,ELECTRICAL BOX,HAND TOOL
Event description
ELECTRIC SHOCK - CONTACT WITH LIVE PARTS THRU WIRE STRIPPER
Investigation abstract
AN ELECTRICIAN WAS INSTALLING EMERGENCY LIGHTING IN A STRUCTURE UNDER CONSTRUCTI ON. HE HAD CLIMBED A WOODEN LADDER TO ACCESS THE PLENUM SPACE BETWEEN THE CEILIN G TILE AND THE ROOF. HE WAS STANDING ON THE LADDER, STRIPPING THE INSULATION FRO M THE END OF A CONDUCTOR THAT WAS STILL ENERGIZED AT 277 VOLTS. (THE EMPLOYEE KN EW THE CIRCUIT WAS ENERGIZED.) HE WAS MAKING A SPLICE IN A 4-INCH JUNCTION BOX A ND HAD UNWITTINGLY GROUNDED HIMSELF THROUGH THE CEILING TILE SUPPORT GRID. AS TH E EMPLOYEE WAS STRIPPING THE INSULATION FROM THE CONDUCTOR, HIS FINGER TOUCHED T HE UNINSULATED PORTION OF THE WIRE STRIPPER, AND HE WAS ELECTROCUTED.
Victim
-
#1 Fatality Age 42 M
- Nature of injury
- 10
- Part of body
- 5
- Event type
- 12
- Source
- 15
- Occupation code
- 575
- Human factor
- 1
- Environmental factor
- 18
- Hazardous substance
- 8870
- 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.