OSHA Accident Investigation · Summary #14210983
BURN,ELECTRICAL,ELECTRICIAN,BUSBAR,ELECTRICAL WORK,LOCKOUT,E C,ELECTRIC SHOCK
Event description
ELECTRIC SHOCK & BURN - WORK ON EXPOSED ENERGIZED PARTS
Investigation abstract
AN EMPLOYEE WAS REMOVING TWO SCREWS FROM A BUSBAR IN A 3-PHASE, 208-VOLT, 1200-A MP MAIN DISCONNECT BREAKER BOX USING A 3/8-INCH RATCHET AND SOCKET THAT WERE NOT INSULATED. HE DID NOT TURN OFF THE POWER TO THE BOX. THE RATCHET CAME IN CONTAC T WITH THE LIVE BUSBAR, AND HE RECEIVED AN ELECTRIC SHOCK. (THE BOX WAS MANUFACT URED BY FEDERAL PACIFIC.) THE BOLTS HE WAS REMOVING WERE 59 INCHES ABOVE THE FLO OR. THE MAIN SWITCH TO DISCONNECT POWER TO THIS BREAKER PANEL WAS LOCATED 36 INC HES AWAY. THE WRENCH CAUSED AN ARC BETWEEN THE "A" PHASE AND THE "B" PHASE. A SE COND EMPLOYEE WAS NEAR THE PANEL BOX. ALTHOUGH HE WAS NOT INVOLVED IN THE WORK, HE WAS ALSO INJURED. BOTH EMPLOYEES WERE HOSPITALIZED.
Victims (2)
-
#1 Hospitalized Age 25 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 1
- Source
- 15
- Occupation code
- 575
- Human factor
- 1
- Environmental factor
- 18
- Task assigned
- 1
-
#2 Hospitalized Age 44 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 1
- Source
- 15
- Occupation code
- 554
- Human factor
- 1
- 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.