# SLIP OR FALL OF PERSON
> MSHA accident `220060860010` · 03/20/2006 · Pete Lien & Sons Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Drill operator
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 37
- **Mine experience:** 29 years
## Operator
- **Controller:** Pete Lien & Sons Inc
- **Operator:** Pete Lien & Sons Inc
- **Mine:** [3900020](https://api.ai-analytics.org/mine/3900020)
## Narrative

Area was bladed clear of snow, leaving slick walking surface.  Gravel had not been spread yet at time of accident.  Employee slipped and twisted left knee, felt pop on the way down.

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