# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220122830008` · 09/22/2012 · Silica Resources, Inc.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator
- **Activity:** Climb scaffolds, Ladders
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 5
- **Mine experience:** 10.29 years
## Operator
- **Controller:** Jack L  Greenhalgh
- **Operator:** Silica Resources, Inc.
- **Mine:** [0405403](https://api.ai-analytics.org/mine/0405403)
## Narrative

Changing a screen on our McClosky, came down the ladder and stepped wrong and twisted his knee.

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