# SLIP OR FALL OF PERSON
> MSHA accident `220153270014` · 11/12/2015 · Source Energy Services Proppants LP
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.79 years
## Operator
- **Controller:** Jim  McMahon; Brad  Thompson
- **Operator:** Source Energy Services Proppants LP
- **Mine:** [4703686](https://api.ai-analytics.org/mine/4703686)
## Narrative

While setting up water pumps in the mine the individual stepped on unleveled ground casing the individual to twist his knee.

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