# SLIP OR FALL OF PERSON
> MSHA accident `220171070012` · 02/08/2017 · Pete Lien & Sons Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 8
- **Mine experience:** 4.23 years
## Operator
- **Controller:** Pete Lien & Sons Inc
- **Operator:** Pete Lien & Sons Inc
- **Mine:** [3900020](https://api.ai-analytics.org/mine/3900020)
## Narrative

EE was walking between plant equipment,stepped on a rock that was under snow and material and twisted knee while catching themselves.  Was seen by a physician 2/10/17 and placed on restricted duty and provided a knee brace until cleared by physician.

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