# SLIP OR FALL OF PERSON
> MSHA accident `220073300009` · 11/07/2007 · Pine Ridge Coal Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Walking, Running
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 3
- **Mine experience:** 16.73 years
## Operator
- **Controller:** Patriot Coal Corporation
- **Operator:** Pine Ridge Coal Company LLC
- **Mine:** [4607908](https://api.ai-analytics.org/mine/4607908)
## Narrative

Employee stated that while walking through No.4 crosscut left into No.3 entry, he stepped through the fly pads and stepped off a 16"" ledge, twisting his left knee. He stated that he looked up at the mine roof because a piece of rock fell on other side of flies and he did not notice the ledge.

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