# SLIP OR FALL OF PERSON
> MSHA accident `220103570018` · 12/13/2010 · Compass Minerals America Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **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:** Machine maintenance
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.5 years
## Operator
- **Controller:** Compass Minerals International, Inc.
- **Operator:** Compass Minerals America Inc.
- **Mine:** [1600358](https://api.ai-analytics.org/mine/1600358)
## Narrative

Not sure as to exact cause of accident, however, during the day, the EE noticed that his Left Knee was getting stiff. After being examined by a doctor, he was sent for an MRI on 12/17/2010. He was diagnosed with grade 4 tear of the lateral meniscus of his left knee.

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