OSHA Accident Investigation · Summary #691931
BURN,E GI II,ELEC PROTECT EQUIP,ELECTRIC ARC,ELECTRICAL,ELECTRICIAN,ELECTRICAL WORK,ELECTRIC METER,LOCKOUT,ELECTRICAL FAULT
Event description
BURN - ELECTRICAL FAULT IN METER BASE
Investigation abstract
An apprentice electrician was installing an A-frame electrical meter. The base h e because they had experienced problems with it. ad been installed several years earlier. The meter base was not connected to a l oad, it but was still energized. As he was replacing the busbar jumpers in the m eter base, an electrical fault occurred. The ensuing electric arc burned the emp loyee on his hands and face. He was hospitalized for his injuries. According to the electric utility company, the fault occurred because the original wiring int o the base was not installed correctly. The 480-volt, three-phase supply was run ning between two sides of one set of busbars in the meter base and thus more sus ceptible to faulting. In fact, the utility no longer used this type of meter bas
Victim
-
#1 Hospitalized Age 28 M
- Nature of injury
- 5
- Part of body
- 12
- Event type
- 14
- Source
- 15
- Occupation code
- 576
- Human factor
- 14
- 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.