# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220163090016` · 10/27/2016 · Sisecam Wyoming, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Bull gang foreman, Labor foreman, Leadman, Section foreman, Shift boss
- **Activity:** Getting on or off equipment
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 32
- **Mine experience:** 12.23 years
## Operator
- **Controller:** Natural Resource Partners LP; Ciner Resources LP
- **Operator:** Sisecam Wyoming, LLC
- **Mine:** [4800154](https://api.ai-analytics.org/mine/4800154)
## Narrative

Employee stepped out of the man trip on to a rock and twisted their knee.

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