# SLIP OR FALL OF PERSON
> MSHA accident `220152810028` · 09/24/2015 · U.S. Silica Company, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from machine
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Getting on or off equipment
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.1 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U.S. Silica Company, LLC
- **Mine:** [3400836](https://api.ai-analytics.org/mine/3400836)
## Narrative

The employee was exiting and dismounting the machine.  While going down the steps of the machine, the employee slipped on the last step and fell to the ground landing awkwardly and spraining his left knee in the process.  Employee was taken to a medical clinic where he was placed on light duty.

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