# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220113410024` · 12/01/2011 · AMFIRE Mining Company LLC
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Rubbed or abraded
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Crawling, Kneeling
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 144
- **Mine experience:** 4.31 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** AMFIRE Mining Company LLC
- **Mine:** [3609033](https://api.ai-analytics.org/mine/3609033)
## Narrative

Employee states that both knees swell up from repeated crawling.

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