# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220141250009` · 04/22/2014 · Custom Landscape Materials LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 11 years
## Operator
- **Controller:** Koos H Schippers
- **Operator:** Custom Landscape Materials LLC
- **Mine:** [0202804](https://api.ai-analytics.org/mine/0202804)
## Narrative

Stepped backwards onto a rock 2"" x 2"" and knee popped. Said knee didn't hurt till 4-24-14. Went to hospital 4-25-14.

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