# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220072360017` · 08/09/2007 · Evergreen Energy Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Handling supplies or material
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 151
- **Mine experience:** 1.38 years
## Operator
- **Controller:** Evergreen Energy Inc
- **Operator:** Evergreen Energy Inc
- **Mine:** [4801248](https://api.ai-analytics.org/mine/4801248)
## Narrative

While cleaning the top of silo #2, employee stepped on a 3"" bolt that was sticking out of the concrete.  Employee twisted left knee.

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