# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220092740019` · 08/06/2009 · Tezak Heavy Equipment, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Handling supplies or material
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 47
- **Mine experience:** 1.15 years
## Operator
- **Controller:** Daniel E  Tezak
- **Operator:** Tezak Heavy Equipment, LLC
- **Mine:** [0500073](https://api.ai-analytics.org/mine/0500073)
## Narrative

Was picking some wood out of rock and he twisted his right knee when he stepped wrong on a rock.

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