OSHA Accident Investigation · Summary #14380083
ELEC INSULATION,ELECTRICAL,ELECTROCUTED,ATTACHMENT PLUG,E C,GROUND FAULT,EQUIPMENT GROUNDING,ELECTRIC CORD,ELECTRIC LIGHT--PORT
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH ENERGIZED PARTS
Investigation abstract
TWO EMPLOYEES, A JOURNEYMAN HEATING, VENTILATION, AND AIR CONDITIONING MECHANIC ION CORD SETS, AND THE CABLE WAS UNGROUNDED. IT APPEARED THAT THE MECHANIC'S WET CLOTHES CONTACTED ENERGIZED PARTS OF THE CORD AND PLUG CONNECTION THROUGH A DEF ECT IN THE INSULATION ON THE CONDUCTORS. THE MECHANIC, WHO WAS IN CONTACT WITH T HE GROUNDED METAL DUCTWORK, WAS ELECTROCUTED. AND HIS APPRENTICE, WERE INSTALLING A METAL DUCT IN A CRAWL SPACE UNDER A RESIDE NCE. THE MECHANIC WAS PUTTING A METAL ELBOW INTO THE DUCTWORK WHILE HE WAS KNEEL ING ON A DOUBLE-INSULATED DRILL AND A TROUBLE LIGHT CORD. THE DRILL WAS PLUGGED INTO A RECEPTACLE ON THE TROUBLE LIGHT. THE CORD FOR THE LIGHT WAS, IN TURN, CON NECTED TO AN EXTERIOR RECEPTACLE OUTLET OF AN ADJACENT RESIDENCE THROUGH TWO THR EE-WIRE EXTENSION CORD SETS AND A SECTION OF NONMETALLIC-SHEATHED CABLE. THE COR D PASSED THROUGH A DOORWAY ON ITS WAY TO THE CRAWL SPACE. THE BLADES FOR THE EQU IPMENT GROUNDING CONDUCTOR WERE MISSING FROM THE ATTACHMENT PLUGS OF BOTH EXTENS
Victim
-
#1 Fatality Age 31 M
- Nature of injury
- 10
- Part of body
- 12
- Event type
- 13
- Source
- 15
- Occupation code
- 534
- Human factor
- 9
- Environmental factor
- 13
- Task assigned
- 1
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