# SLIP OR FALL OF PERSON
> MSHA accident `220140730025` · 03/03/2014 · Castle Valley Mining LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from machine
- **Occupation:** Examiner, Fire boss, Pre-shift examiner, Mine examiner
- **Activity:** Getting on or off equipment
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 3.31 years
## Operator
- **Controller:** Rhino Resource Partners LP
- **Operator:** Castle Valley Mining LLC
- **Mine:** [4202335](https://api.ai-analytics.org/mine/4202335)
## Narrative

The employee had been working on/cleaning off the miner. As he stepped off the miner he missed the ""rub rail"" he intended to use as a step, and went all the way to the ground. As he came in contact with the muddy ground his left knee twisted, causing a strain on his knee.

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