OSHA Accident Investigation · Summary #14292320

ELECTRICAL,E GI VII,ELECTROCUTED,WELDER,ATTACHMENT PLUG,GROUND FAULT,EQUIPMENT GROUNDING

1988-01-26T08:15:00

Event: ELECTRICAL,E GI VII,ELECTROCUTED,WELDER,ATTACHMENT PLUG,GROUND FAULT,EQUIPMENT GROUNDING
Linked inspection: No inspection record linked to this accident's victims.
Summary number: 14292320
Report ID: 355110

Event description

ELECTRIC SHOCK - GROUND FAULT IN ATTACHMENT PLUG FOR WELDER

Investigation abstract

AN EMPLOYEE WAS ELECTROCUTED WHILE USING A 480-VOLT WELDER. UPON INVESTIGATION, THE TWIST-LOCK ATTACHMENT PLUG FOR THE WELDER WAS FOUND TO HAVE ITS EQUIPMENT GR OUNDING CONDUCTOR (GREEN) CONNECTED TO ONE OF THE PHASE TERMINALS. THIS GROUND F AULT ENERGIZED THE FRAME OF THE WELDER AT 277 VOLTS.

Victim

#1 Fatality Age 21 M

Nature of injury
10

Part of body
4

Event type
13

Source
15

Occupation code
795

Human factor
9

Environmental factor
18

Task assigned
1

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