# ELECTRICAL
> MSHA accident `220102940066` · 10/10/2010 · Martin Marietta Materials, Inc.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** ELECTRICAL
- **Accident type:** Flash burns (electric)
- **Occupation:** Electrician helper
- **Activity:** Electrical maintenance
- **Injury source:** ELECTRICAL APPARATUS,NEC
- **Nature of injury:** ELECT.ARC BURN-NOT CONTAC
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 84
- **Mine experience:** 0.04 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc.
- **Mine:** [3401651](https://api.ai-analytics.org/mine/3401651)
## Narrative

The investigation into the accident is on-going, but as of now, it appears as the three employees were installing ground vault indicator lights when an ach flash occurred, injuring them. The employees were transported to the hospital.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*