# ELECTRICAL
> MSHA accident `220261680021` · 06/16/2026 · Mariana Copper One
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** ELECTRICAL
- **Accident type:** Flash burns (electric)
- **Occupation:** Electrician, Lineman
- **Activity:** Hand tools (not powered)
- **Injury source:** ELECTRICAL APPARATUS,NEC
- **Nature of injury:** ELECT.ARC BURN-NOT CONTAC
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 1
- **Mine experience:** 11 years
## Operator
- **Controller:** Mariana Copper LLC
- **Operator:** Mariana Copper One
- **Mine:** [4202406](https://api.morvs.ai/mine/4202406)
## Narrative

After disconnecting the line fuses, the electrician was attaching a wire in a 120 - 240 transformer, when EE went to tighten the nut with a ratchet an arch flash occurred causing superficial burns.

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