# SLIP OR FALL OF PERSON
> MSHA accident `220143390003` · 10/06/2014 · Rockspring Development Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Belt foreman, Maintenance foreman, Maintenance supervisor
- **Activity:** Walking, Running
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 45
- **Mine experience:** 15 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** Rockspring Development Inc
- **Mine:** [4605121](https://api.ai-analytics.org/mine/4605121)
## Narrative

Employee was carrying a V-Plow to install on 4D tail piece and he stepped into a hole causing him to twist his left knee. Employee work up to November 20, 2014 and started missing work. (The mine was down for the week of Thanksgiving for vacation.)

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