# SLIP OR FALL OF PERSON
> MSHA accident `220121110049` · 04/11/2012 · Mettiki Coal WV, LLC 
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Machine maintenance
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 51
- **Mine experience:** 33.04 years
## Operator
- **Controller:** Alliance Resource Partners LP
- **Operator:** Mettiki Coal WV, LLC 
- **Mine:** [4609028](https://api.ai-analytics.org/mine/4609028)
## Narrative

Employee was putting hydraulic oil into the roof bolter and had checked the fluid level in the site glass.  When the employee went to move, his right foot stuck in the fireclay bottom causing his knee to twist injuring right knee

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