# HANDLING OF MATERIALS
> MSHA accident `220061800054` · 06/19/2006 · Prairie Material Sales, Inc. - Aggregate Division
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** SCAFFOLDS,STAGING,ETC
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** KNEE/PATELLA
- **Days lost:** 8
- **Mine experience:** 32.44 years
## Operator
- **Controller:** Prairie Group
- **Operator:** Prairie Material Sales, Inc. - Aggregate Division
- **Mine:** [1102610](https://api.ai-analytics.org/mine/1102610)
## Narrative

While placing a new belt on a dry El Jay screen catwalk, he turned wrong and heard knee pop.

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