# SLIP OR FALL OF PERSON
> MSHA accident `220242990002` · 08/01/2024 · U.S. Silica Company, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** STAIRS,STEPS-OUTSIDE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 9
- **Mine experience:** 35.85 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U.S. Silica Company, LLC
- **Mine:** [3400377](https://api.ai-analytics.org/mine/3400377)
## Narrative

The employee felt discomfort in EE's knee while descending a stairway. After following first-aid measures, the knee didn't improve. EE went to a doctor and was diagnosed with a tear in EE's meniscus. The injured employee had surgery on 10/17/24, making this injury reportable.

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