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Occupational Safety and Health Administration OSHA

Accident Report Detail

Accident: 606889 - Burn - Electrical Fault And Explosion

Accident: 606889 -- Report ID: 0418100 -- Event Date: 10/12/1988
InspectionOpen DateSICEstablishment Name
10121588710/19/19871731Maner'S & Sons Electrical Company, Inc.
InspectionOpen DateSICEstablishment Name
10121589510/19/19871731Southeast Electric, Inc.
DURING A CONSTRUCTION PROJECT TO REMODEL AN EXISTING BUILDING INTO A PHARMACY, AN EMPLOYEE WAS GOING TO ADD A CONDUIT TO AN EXISTING PANELBOARD WHILE IT REMAINED ENERGIZED. HE DRILLED INTO THE ENERGIZED PANELBOARD, AND THE DRILL CONTACTED LIVE PARTS. THE RESULTING FAULT TRIPPED THE MAIN CIRCUIT BREAKER, AND AT LEAST ONE OF THE THREE FUSES ON THE SERVICE POLE OPENED. ONE OR MORE OF THE THREE PHASE CONDUCTORS TO THE PANELBOARD REMAINED ENERGIZED. THE EMPLOYEE ATTEMPTED TO RESET THE MAIN CIRCUIT BREAKER, BUT COULD NOT DO SO. TWO OTHER EMPLOYEES REMOVED THE COVER FROM THE PANELBOARD AND, WITH ONLY A FLASHLIGHT TO PROVIDE ILLUMINATION, TRIED TO REPAIR THE MAIN CIRCUIT BREAKER. A FAULT OCCURRED, AND THE RESULTING ELECTRICAL EXPLOSION BURNED SIX EMPLOYEES. THREE OF THEM WERE HOSPITALIZED FOR THEIR INJURIES.
Keywords: burn, clothing, electrical, panelboard, electrical work, lockout, e c, circuit breaker, electrical fault, blind reaching
Employee # Inspection Age Sex Degree Nature Occupation
1 101215887 Hospitalized injury Burn/Scald(Heat) Occupation not reported
2 101215887 Non Hospitalized injury Burn/Scald(Heat) Occupation not reported
3 101215895 Non Hospitalized injury Burn/Scald(Heat) Occupation not reported
4 101215895 Hospitalized injury Burn/Scald(Heat) Occupation not reported
5 101215895 Hospitalized injury Burn/Scald(Heat) Occupation not reported
6 101215895 Non Hospitalized injury Burn/Scald(Heat) Occupation not reported

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