Incident date: 2020-09-23
NAICS industry code: 322130

Employee 1 was replacing a bucket (480-volt breaker) while Employee 2 was observing from outside the arc flash boundary (36"). Employee 1 completed the work and was closing the door when an arc flash occurred. Employee 2 sustained first degree burns on the forehead and cheek and first and second degree burns to the hand. Employee 2 was hospitalized. Employee 1 was not injured.

Hazard classification:
code_event: title: Direct exposure to electricity, greater than 220 volts
code_source: title: Switchboards, switches, fuses
code_nature: title: Second degree electrical burns
code_body: title: Hand(s), unspecified
severity: moderate