# MACHINERY
> MSHA accident `220083570093` · 12/17/2008 · Dana Mining Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** ARM, MULTIPLE PARTS
- **Days lost:** 30
- **Mine experience:** 0.46 years
## Operator
- **Controller:** GenPower Holdings LP; James L  Laurita Jr
- **Operator:** Dana Mining Company LLC
- **Mine:** [4604387](https://api.ai-analytics.org/mine/4604387)
## Narrative

EE bent a roof bolt during installation. The head of the bolt stuck in the chuck of the bolter. The EE was working his drill head up and down to try and free the roof bolt. He accidentally hit the rotation lever, causing bolt to spin and strike his arm.

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