# SLIP OR FALL OF PERSON
> MSHA accident `220151190036` · 04/21/2015 · Imerys Filtration Minerals, Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 9.62 years
## Operator
- **Controller:** Imerys S A
- **Operator:** Imerys Filtration Minerals, Inc.
- **Mine:** [4503480](https://api.ai-analytics.org/mine/4503480)
## Narrative

Employee was replacing the fan belt on the radial stacker of the screening plan. During the operation, he caught his right pant leg on a muffler clomp. He lost his balance and twisted his right knee when he landed.

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