# SLIP OR FALL OF PERSON
> MSHA accident `220200020004` · 12/20/2019 · Rockwell Mining LLC 
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician, Lineman
- **Activity:** Walking, Running
- **Injury source:** LOOSE DIRT AND MUD
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 64
- **Mine experience:** 6 years
## Operator
- **Controller:** Blackhawk Mining LLC
- **Operator:** Rockwell Mining LLC 
- **Mine:** [4606618](https://api.ai-analytics.org/mine/4606618)
## Narrative

Employee stated that EE was in the process of checking the section feeder and was walking around it when EE stepped into some muddy conditions and twisted EE's right knee.

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