# MACHINERY
> MSHA accident `220162850030` · 10/04/2016 · ERP Federal Mining Complex, LLC.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** UPPER EXTREMITIES, MULTIPLE
- **Days lost:** 38
- **Mine experience:** 3 years
## Operator
- **Controller:** Virginia Conservation Legacy Fund (VCLF)
- **Operator:** ERP Federal Mining Complex, LLC.
- **Mine:** [4601456](https://api.ai-analytics.org/mine/4601456)
## Narrative

Employee was installing supplemental roof bolts with a hand held roof drill.  The drill steel caught, causing the drill to twist in grip.  The twisting action caused a strain/sprain injury to right hand and arm.  The employee worked shift on 10/05/16 but started missing on 10/06/16.

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