# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220103260022` · 09/13/2010 · Eighty Four Mining Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Examiner, Fire boss, Pre-shift examiner, Mine examiner
- **Activity:** Environmental tests or checks
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 163
- **Mine experience:** 36.77 years
## Operator
- **Controller:** CONSOL Energy Inc
- **Operator:** Eighty Four Mining Company
- **Mine:** [3600958](https://api.ai-analytics.org/mine/3600958)
## Narrative

Employee stated that on 9/13/2010 he was stepping through a personnel door. As he stepped through with his right foot he stepped on a piece of coal twisting his right knee. He has continued to work until 11/15/2010 when he started missing work due to a right knee sprain.

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