# HANDLING OF MATERIALS
> MSHA accident `220112720011` · 09/20/2011 · Dickenson-Russell Coal Company, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Handling coal, Rock, Ore
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 26
- **Mine experience:** 6 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** Dickenson-Russell Coal Company, LLC
- **Mine:** [4406444](https://api.ai-analytics.org/mine/4406444)
## Narrative

Employee was bolting in the #2 heading when a draw rock fell.  He was trying to move the rock himself and in doing so twisted his right knee.

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