# SLIP OR FALL OF PERSON
> MSHA accident `220141490027` · 05/07/2014 · Westmoreland Kemmerer, LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Drill operator
- **Activity:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 40.48 years
## Operator
- **Controller:** Westmoreland Coal Company
- **Operator:** Westmoreland Kemmerer, LLC
- **Mine:** [4800086](https://api.ai-analytics.org/mine/4800086)
## Narrative

The employee stepped onto the deck of an overburden drill that was wet due to rain and slipped. This caused him to twist his knee. The knee required surgery 20 days later.

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