OSHA Accident Investigation · Summary #14565337
TUCSON ELECTRIC POWER COMPANY
TUCSON, AZ—
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH ENERGIZED PARTS
Investigation abstract
A five-person crew was repairing a switch on a utility pole. A supervisor and a ucket. He was hospitalized for 3 days with burns to his face and right arm. power line worker on the crew were working from the bucket of an aerial lift wit h a telescopic fiberglass boom. The two employees were trying to fix the blade o n the 46-kilovolt switch so that it would close properly. While they were workin g on it, the switch closed and energized the portion on which the two employees were working. When the blade of the switch contacted the arcing horn on the fema le end, an electric arc ensued and burned both employees. The power line worker remained on the energized switch for a few seconds and then fell about 12.2 mete rs to the ground. He died of his injuries. The supervisor was knocked into the b
Victims (2)
-
#1 Fatality Age 34 M
- Nature of injury
- 10
- Part of body
- 4
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 1
- Environmental factor
- 18
- Task assigned
- 1
-
#2 Hospitalized Age 50 M
- Nature of injury
- 5
- Part of body
- 9
- Event type
- 14
- Source
- 15
- Occupation code
- 555
- Human factor
- 5
- 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.