# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220142130100` · 07/24/2014 · Midland Trail Energy LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Electrician, Lineman
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.12 years
## Operator
- **Controller:** Patriot Coal Corporation
- **Operator:** Midland Trail Energy LLC
- **Mine:** [4609297](https://api.ai-analytics.org/mine/4609297)
## Narrative

After getting off of a ride the employee began to walking when he encountered rockdust and was having trouble seeing the bottom, he slipped on a piece of rock and twisted his right knee.

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