# SLIP OR FALL OF PERSON
> MSHA accident `220142530025` · 08/21/2014 · FML Sand LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Quality control technician, Laboratory technician, Laboratory assistant
- **Activity:** Machine maintenance
- **Injury source:** CHUTE & SLIDE-CONVYR HOPR
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.31 years
## Operator
- **Controller:** Fairmount Santrol
- **Operator:** FML Sand LLC
- **Mine:** [4104746](https://api.ai-analytics.org/mine/4104746)
## Narrative

The employee was changing screens and stepped in an open chute hole, resulting in a sprained left knee.  The employee refused medical attention at the time of incident and continued to work through his shift.

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