# SLIP OR FALL OF PERSON
> MSHA accident `220080160028` · 12/18/2007 · U. S. Silica Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 104
- **Mine experience:** 30.1 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U. S. Silica Company
- **Mine:** [1101013](https://api.ai-analytics.org/mine/1101013)
## Narrative

Slipped on ice and twisted knee

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