OSHA Accident Investigation · Summary #743021
BURN,CLOTHING,ELECTRIC ARC,ELECTRICAL,E PTD,ELEC UTILITY WORK,ELECTRICAL FAULT,SWITCHGEAR
Event description
BURN - ELECTRICAL FAULT IN SWITCHGEAR
Investigation abstract
A NEW SWITCHGEAR ASSEMBLY HAD BEEN INSTALLED AT A MILITARY INSTALLATION. THE SWI TCHGEAR WAS ENERGIZED FOR THE FIRST TIME AT 11.5 KILOVOLTS (REDUCED TO 480 VOLTS ). A VIOLENT ELECTRICAL EXPLOSION OCCURRED, INJURING FIVE EMPLOYEES ON THE SCENE . (TWO OF THE EMPLOYEES WERE MILITARY PERSONNEL AND WERE NOT INCLUDED ON THE OSH A 170 FORM.) TWO OF THE CONTRACTOR EMPLOYEES (WHO WERE INCLUDED ON THE FORM) REC EIVED BURNS AND WERE HOSPITALIZED FOR THEIR INJURIES. THE THIRD CONTRACTOR EMPLO YEE (WHO WAS ALSO INCLUDED ON THE FORM) SUFFERED EMOTIONAL DISTRESS. ONE OF THE TWO MILITARY PERSONNEL WAS ALSO BURNED; THE OTHER RECEIVED SEVERAL FRACTURES. BO TH WERE HOSPITALIZED.
Victims (3)
-
#1 Hospitalized Age 29 M
- Nature of injury
- 5
- Part of body
- 4
- Event type
- 1
- Source
- 15
- Occupation code
- 523
- Human factor
- 10
- Environmental factor
- 5
- Task assigned
- 1
-
#2 Hospitalized Age 31 M
- Nature of injury
- 5
- Part of body
- 4
- Event type
- 1
- Source
- 15
- Occupation code
- 523
- Human factor
- 10
- Environmental factor
- 5
- Task assigned
- 1
-
#3 Non-hospitalized injury Age 26 M
- Nature of injury
- 21
- Part of body
- 31
- Event type
- 1
- Source
- 15
- Occupation code
- 523
- Human factor
- 10
- Environmental factor
- 5
- 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.