# Third or fourth degree electrical burns at GENERAL DYNAMICS NASSCO
> OSHA SIR `20181112195` · 11/28/2018 · SAN DIEGO, CALIFORNIA
## Severity
- **1 hospitalization**
- **Body part:** Nonclassifiable
- **Nature of injury:** Third or fourth degree electrical burns
## Cause
- **Event:** Direct exposure to electricity, unspecified
- **Source:** Switchboards, switches, fuses
## Employer
- **Name:** GENERAL DYNAMICS NASSCO
- **Location:** m/v USS Miguel Keith, SAN DIEGO, CALIFORNIA, 92113
- **NAICS:** 336611
- **Jurisdiction:** 0
## Narrative

An employee was performing continuity testing on a circuit breaker. An alligator clip touched energized parts of the circuit breaker, causing an arc flash. The employee suffered second- and third-degree burns.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*