# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220110600032` · 10/15/2010 · AMFIRE Mining Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck by... NEC
- **Occupation:** Clerk, Timekeeper, Office worker, Director of sales
- **Activity:** Walking, Running
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 37
- **Mine experience:** 3 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** AMFIRE Mining Company LLC
- **Mine:** [3608704](https://api.ai-analytics.org/mine/3608704)
## Narrative

Employee stated that he was in the outside parts trailer putting away a splice kit when he turned to leave the trailer, he stepped on a screw jack assembly causing it to come back striking his left knee. Employee felt a ""pop"" when it happened. Employee continued working regular job until 2/15/11.

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