# SLIP OR FALL OF PERSON
> MSHA accident `220172690010` · 09/16/2017 · Rockwell Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Getting on or off equipment
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 48
- **Mine experience:** 0.92 years
## Operator
- **Controller:** Blackhawk Mining LLC
- **Operator:** Rockwell Mining LLC
- **Mine:** [4609152](https://api.ai-analytics.org/mine/4609152)
## Narrative

Employee stated stepped off the back of the roof bolt machine and twisted right ankle. This resulted in a sprain and lost work days. 

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