# SLIP OR FALL OF PERSON
> MSHA accident `220182990020` · 09/25/2018 · U. S. Silica Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Groundman, Yardman
- **Activity:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 30
- **Mine experience:** 18.62 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U. S. Silica Company
- **Mine:** [1101013](https://api.ai-analytics.org/mine/1101013)
## Narrative

While exiting a front end loader the employee's boot tread got caught on the bottom step of the ladder causing employee to twist awkwardly resulting in a sharp pain in left knee. Employee went to a doctor for an evaluation on 10/16/2018 and was put on restricted duty. 

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