OSHA Accident Investigation · Summary #14394555
BURN,BOOM TRUCK,ELECTRICAL,BOOM,ELECTRIC SWITCH,POWER LINE WORKER,ELECTROCUTED,E PTD,ELEC UTILITY WORK,ELECTRIC SHOCK
Event description
ELECTRIC SHOCK - CONTACT WITH KNIFE SWITCH THRU BOOM
Investigation abstract
A FIVE-PERSON CONSTRUCTION CREW AND TWO OTHER EMPLOYEES WERE REPLACING BURNED OU D ONE OF THE OPEN, BUT ENERGIZED 14.4-KILOVOLT KNIFE SWITCHES. THE EMPLOYEE BEHI ND THE REGULATOR WAS ELECTROCUTED. THE EMPLOYEE IN FRONT OF THE REGULATOR RECEIV ED AN ELECTRIC SHOCK AND BURNS TO BOTH LEGS. T REGULATORS IN A SUBSTATION. THE OLD REGULATORS WERE BYPASSED BY MEANS OF SEVER AL KNIFE SWITCHES. A DERRICK TRUCK WAS BACKED INTO POSITION. USING THE DERRICK T RUCK, THE CREW REMOVED THE TWO REGULATORS FROM THEIR STANDS AND PLACED THEM OUT OF THE WAY. THE CREW THEN USED THE DERRICK TRUCK TO LIFT ONE OF THE NEW REGULATO RS AND POSITION IT OVER ITS STAND. ONE OF THE EMPLOYEES WAS ON THE BACK SIDE OF THE REGULATOR USING BOTH HANDS ON ITS FINS TO GUIDE IT ONTO THE STAND. A SECOND EMPLOYEE WAS IN FRONT OF THE REGULATOR, KNEELING WITH ONE HAND ON THE REGULATOR. (A THIRD EMPLOYEE HAD JUST RELEASED IT.) THE BOOM OF THE DERRICK TRUCK CONTACTE
Victims (2)
-
#1 Fatality Age 35 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 6
- Environmental factor
- 13
- Task assigned
- 1
-
#2 Non-hospitalized injury Age 42 M
- Nature of injury
- 10
- Part of body
- 16
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 6
- 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.