OSHA Accident Investigation · Summary #14203699
PORT OF PORTLAND ELECTRICIANS
PORTLAND, OR·
Event description
BURN - ELECTRICAL FAULT IN PANELBOARD
Investigation abstract
Three electricians were running an energized 480-volt circuit from a 12.5-kilovo alized. The third electrician, who was on the right side, suffered first-degree burns to his left forearm and a laceration to his right hand when he hit a table saw behind him. lt transformer to a panelboard. One of the electricians had made one connection and was tightening the bolts for the phase conductors. When he was removing his socket wrench from the last bolt, he heard a noise that sounded as if someone ha d started a generator. He also noticed a small arc from the last bolt to the end of the socket wrench. An electrical fault occurred, and the ensuing electric ar c burned the electrician. He sustained third-degree burns to his face and head a nd was hospitalized for his injuries. A second electrician, who was to his left, sustained second-degree burns on his right forearm and hand. He was also hospit
Victims (3)
-
#1 Hospitalized Age 33 M
- Nature of injury
- 5
- Part of body
- 9
- Event type
- 14
- Source
- 15
- Occupation code
- 575
- Human factor
- 14
- Environmental factor
- 11
- Hazardous substance
- 8880
- Task assigned
- 1
-
#2 Hospitalized Age 37 M
- Nature of injury
- 5
- Part of body
- 17
- Event type
- 14
- Source
- 15
- Occupation code
- 575
- Human factor
- 14
- Environmental factor
- 11
- Hazardous substance
- 8880
- Task assigned
- 1
-
#3 Non-hospitalized injury Age 37 M
- Nature of injury
- 5
- Part of body
- 17
- Event type
- 14
- Source
- 15
- Occupation code
- 575
- Human factor
- 14
- Environmental factor
- 11
- Hazardous substance
- 8880
- Task assigned
- 1
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