OSHA Accident Investigation · Summary #968081
NEVADA POWER COMPANY
LAS VEGAS, NV·
Event description
ELECTRIC SHOCK - DIRECT CONTACT WITH ENERGIZED PARTS
Investigation abstract
A three-person power line crew (a supervisor, a journeyman power line worker, an d an apprentice) was assigned to work on a power transmission tower because of s ome electromagnetic interference in the area. The power line worker and the appr entice were on the tower, and the supervisor was on the ground. They were workin g on the highest peak on the tower, replacing hardware on the shield wire. The e mployees had followed all safety rules and were wearing protective clothing. The y had grounded the tower with a grounding cable; however, the clamp became dislo dged from tower frame. The power line worker was electrocuted by induced voltage on the shield wire or the tower.
Victim
-
#1 Fatality Age 37 M
- Nature of injury
- 10
- Part of body
- 19
- Event type
- 13
- Source
- 15
- Occupation code
- 577
- Human factor
- 4
- Environmental factor
- 15
- 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.