# ELECTRICAL
> MSHA accident `220071160034` · 04/16/2007 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** ELECTRICAL
- **Accident type:** Contact with electrical current
- **Occupation:** Electrician, Lineman
- **Activity:** Electrical maintenance
- **Injury source:** ELECTRICAL APPARATUS,NEC
- **Nature of injury:** ELECTRIC BURN-CNTACT BURN
- **Body part:** HAND (NOT WRIST OR FINGERS)
- **Days lost:** 5
- **Mine experience:** 0.4 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [1300095](https://api.ai-analytics.org/mine/1300095)
## Narrative

Wireman was installing a control transformer in motor starter compartment using a hand threading tool to tap threads into two existing holes in the back wall of the compartment. The tap's pointed end penetrated the wiring which ran along the back side of the compartment metal wall thereby causing the short circut from the energized wire to the ground via the thread tap.

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