# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220172510016` · 08/28/2017 · Nufac Mining Company, Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Crawling, Kneeling
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Jillean L  Justice; James C  Justice lll
- **Operator:** Nufac Mining Company, Inc
- **Mine:** [4608786](https://api.ai-analytics.org/mine/4608786)
## Narrative

Employee had finished bolting No. 2 Left, and was crawling back to deck to move roof bolter. Right knee popped.

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