# SLIP OR FALL OF PERSON
> MSHA accident `220150500003` · 02/13/2015 · O-N Minerals (Michigan) Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Plumber, Pipefitter, Millwright
- **Activity:** Walking, Running
- **Injury source:** SNOW
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 2 years
## Operator
- **Controller:** Carmeuse Holding SA
- **Operator:** O-N Minerals (Michigan) Company
- **Mine:** [2000985](https://api.ai-analytics.org/mine/2000985)
## Narrative

Employee slipped and twisted his knee when he was coming down from the hill.  He caught himself but twisted knee.  Site conditions were snow covered and slippery in some areas.

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