OSHA Accident Investigation · Summary #14498752
ELEC PROTECT EQUIP,ELECTRICAL,ELECTRIC SWITCH,ELECTROCUTED,E PTD,GROUND FAULT,EQUIPMENT GROUNDING,ELEC UTILITY WORK,UTILITY POLE
Event description
ELECTRIC SHOCK - CONTACT WITH ENERGIZED BOX
Investigation abstract
A NATURAL GAS COMPANY WAS HAVING TROUBLE WITH AN ELECTRIC MOTOR (TOSHIBA, 600 HO CAPACITORS. HE WAS ELECTROCUTED WHEN HE TOUCHED THE HANDLE OF THE BOX -- IT HAD AN APPARENT GROUND FAULT. RSEPOWER, 4160 VOLTS). IT WAS VIBRATING AND WAS CONTINUALLY WEARING OUT BEARINGS . UPON DIAGNOSING THE PROBLEM, THE COMPANY DETERMINED THAT THERE WAS A 6-AMPERE IMBALANCE ON ONE OF THE PHASES. WITH THE HELP OF THEIR ELECTRIC UTILITY, THEY CH ECKED THE CIRCUIT WIRING AND DISCOVERED AN OPEN FUSE. AN ELECTRICIAN WAS ASSIGNE D TO CHANGE THE FUSEABLE LINK ON A THREE-PHASE SYSTEM. THE 2300-VOLT, 100-AMPERE FUSEABLE LINKS WERE INSTALLED ABOUT 30 FEET ABOVE THE GROUND. THE EMPLOYEE CLIM BED A UTILITY POLE TO GAIN ACCESS TO A GROUNDED CONTROL BOX, AS ONE STEP IN DEEN ERGIZING THE CIRCUIT TO THE FUSIBLE LINK. HE OPENED THE SWITCH CONTROLLING SOME
Victim
-
#1 Fatality Age 38 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 575
- Human factor
- 1
- Environmental factor
- 13
- 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.