# ELECTRICAL
> MSHA accident `220042470006` · 09/01/2004 · Mecco Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** ELECTRICAL
- **Accident type:** Flash burns (electric)
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** ELECTRICAL APPARATUS,NEC
- **Nature of injury:** ELECT.ARC BURN-NOT CONTAC
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 71
- **Mine experience:** 4.4 years
## Operator
- **Controller:** David T  Morgan
- **Operator:** Mecco Inc
- **Mine:** [3301560](https://api.ai-analytics.org/mine/3301560)
## Narrative

Injured worker was preparing to open our Hazmag crusher to do clean up and adjustments.  He was at the switch box to start a small electric pump motor which runs the hydraulics used to open a crusher.  He pushed the ON button (or threw the disconnect lever), and an electric arc blew open the box door, causing flash burns to arm of injured worker.

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