OSHA Accident Investigation · Summary #14292320

METAL CASTINGS, DIV. OF LINE POWER MFG. CORP.

BRISTOL, VA· 1988-01-26T08:15:00

Event: ELECTRICAL, E GI VII, ELECTROCUTED, WELDER, ATTACHMENT PLUG, GROUND FAULT, EQUIPMENT GROUNDING
NAICS: 000000
Inspection type: Accident-driven
Activity number: #105682587
Employer profile: METAL CASTINGS, DIV. OF LINE POWER MFG. CORP.
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

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.