OSHA Accident Investigation · Summary #14495600

SAQULPA TANK COMPANY INC

PAULS VALLEY, OK— 1985-05-13T00:00:00

Event: ELECTRICAL, ELECTROCUTED, PANELBOARD, ELECTRICAL WORK, E C, GROUND FAULT, EQUIPMENT GROUNDING, UNTRAINED, WATER
NAICS: 000000
Inspection type: Accident-driven
Activity number: #2448892
Employer profile: SAQULPA TANK COMPANY INC
Summary number: 14495600
Report ID: 627700

Event description

ELECTRIC SHOCK - GROUND FAULT IN PANELBOARD

Investigation abstract

A CREW OF EMPLOYEES WAS ERECTING A WATER TOWER. THEY WERE USING A 480-VOLT, 3-PH ASE, 210-KILOWATT CATERPILLAR GENERATOR (MODEL NUMBER SR-4) TO SUPPLY POWER TO A JOY AIR COMPRESSOR. THE COMPRESSOR WAS CONNECTED TO A PANELBOARD BY A LABORER A S DIRECTED BY THE FOREMAN. THE LABORER WIRED THE PANELBOARD INCORRECTLY, AND THE WIRING FAULT ENERGIZED THE FRAME OF THE AIR COMPRESSOR. HEAVY RAINS EARLIER IN THE DAY HAD LEFT WATER STANDING UP TO 2 INCHES DEEP AROUND THE COMPRESSOR. THE F OREMAN WALKED BY THE COMPRESSOR TO RETRIEVE SOME EQUIPMENT. WHEN HE STEPPED IN T HE WATER, HE WAS ELECTROCUTED.

Victim

#1 Fatality Age 32 M

Nature of injury
10

Part of body
4

Event type
13

Source
26

Occupation code
558

Human factor
12

Environmental factor
17

Task assigned
1

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