OSHA Accident Investigation · Summary #14397731
E GI V,ELECTRIC SCREW GUN,ELECTRICAL,CORD SET,ELECTROCUTED,GROUND FAULT,EQUIPMENT GROUNDING
Event description
ELECTRIC SHOCK - GROUND FAULT IN ELECTRIC SCREW GUN
Investigation abstract
AN EMPLOYEE OF A CONSTRUCTION FIRM WAS STANDING ON AN ALUMINUM LADDER USING AN U NGROUNDED ELECTRIC SCREW GUN. THE TOOL WAS CONNECTED TO PERMANENT WIRING THROUGH A FLAT, UNMARKED, THREE-WIRE EXTENSION CORD SET THAT WAS ALSO UNGROUNDED. THE T OOL WAS NOT CONNECTED TO A CIRCUIT PROTECTED BY A GROUND-FAULT CIRCUIT INTERRUPT ER, AND THE EMPLOYER DID NOT HAVE AN ASSURED EQUIPMENT GROUNDING CONDUCTOR PROGR AM. EVEN THOUGH THE EMPLOYEE WAS AWARE THAT ANOTHER WORKER HAD RECEIVED AN ELECT RIC SHOCK FROM THE SCREW GUN, THE EMPLOYEE CONTINUED TO USE IT. THE EMPLOYEE WAS ELECTROCUTED BY AN APPARENT GROUND FAULT IN THE TOOL.
Victim
-
#1 Fatality Age 31 M
- Nature of injury
- 10
- Part of body
- 29
- Event type
- 12
- Source
- 21
- Occupation code
- 999
- Human factor
- 12
- 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.