# MACHINERY
> MSHA accident `220121770016` · 06/12/2012 · Sidney Coal Company, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 1
- **Mine experience:** — years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** Sidney Coal Company, LLC
- **Mine:** [1519097](https://api.ai-analytics.org/mine/1519097)
## Narrative

While standing on the off-side of the roof bolter waiting for operator to move bolter up a piece of draw rock slid off of the canopy and flipped onto employee's ankle and foot.

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