# MACHINERY
> MSHA accident `220113420009` · 12/02/2011 · Speed Mining, 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:** WRIST
- **Days lost:** 17
- **Mine experience:** 7 years
## Operator
- **Controller:** Patriot Coal Corporation
- **Operator:** Speed Mining, LLC
- **Mine:** [4605437](https://api.ai-analytics.org/mine/4605437)
## Narrative

Employee was installing 12' cable bolts when the bolt bent causing it to come out of the drill chuck and struck employee on left wrist.

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