Incident date: 2023-12-18
NAICS industry code: 238210

An employee was connecting a utility transformer for underground service to a home. The employee's impact drill went across two connection bars with 240 volts of potential, creating an arc flash. The employee sustained burns to the face and eyes due to the arc flash and molten aluminum.

Hazard classification:
code_event: title: Direct exposure to electricity, greater than 220 volts
code_source: title: Power lines, transformers, convertors
code_nature: title: Electrical burns, unspecified
code_body: title: Multiple face locations
severity: moderate