# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220072820123` · 09/24/2007 · Big River Mining LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Handling supplies or material
- **Injury source:** BELT CONVEYORS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 99
- **Mine experience:** 0.83 years
## Operator
- **Controller:** Coal Field Transports, Inc.
- **Operator:** Big River Mining LLC
- **Mine:** [4609136](https://api.ai-analytics.org/mine/4609136)
## Narrative

While loading belt structure into a parked scoop bucket, employee stepped on a top roller. The roller rotated under the weight of his foot, causing a twisted left ankle.

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