# SLIP OR FALL OF PERSON
> MSHA accident `220171580007` · 05/17/2017 · Buzzi Unicem USA
## 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:** WORKING SURF OUTSIDE,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 40
- **Mine experience:** 13.94 years
## Operator
- **Controller:** Buzzi S p A
- **Operator:** Buzzi Unicem USA
- **Mine:** [3401289](https://api.ai-analytics.org/mine/3401289)
## Narrative

First day of restricted duty 5/30/17.  Employee walked outside of east door of compressor room and twisted left knee.  There was wet material on the concrete from last nights rain.

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