# SLIP OR FALL OF PERSON
> MSHA accident `220172710007` · 09/11/2017 · Pinnacle Mining Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Master mechanic, Foreman, Supervisor
- **Activity:** Walking, Running
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 143
- **Mine experience:** 0.62 years
## Operator
- **Controller:** ERP Compliant Fuels, LLC
- **Operator:** Pinnacle Mining Company LLC
- **Mine:** [4601816](https://api.ai-analytics.org/mine/4601816)
## Narrative

EE was walking down the slope belt when they slipped on some loose material on the mine floor and twisted left knee. The employee finished shift and returned to work at next regularly scheduled shift. Then on September 18, 2017 the employee was walking when the knee popped and they went to the ER and was placed off of work starting September 19, 2017.

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