# SLIP OR FALL OF PERSON
> MSHA accident `220152990009` · 10/21/2015 · St. Marys Cement U.S. LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Belt foreman, Maintenance foreman, Maintenance supervisor
- **Activity:** Inspect equipment or mine
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.79 years
## Operator
- **Controller:** VOTORANTIM CIMENTOS
- **Operator:** St. Marys Cement U.S. LLC
- **Mine:** [1100118](https://api.ai-analytics.org/mine/1100118)
## Narrative

Employee was investigating a leak on the Amerex return line. He was walking around some material spillage when he slipped on some clinker & twisted his right knee. He reported swelling, limping, and a pain level of 5 out of 10.

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