# SLIP OR FALL OF PERSON
> MSHA accident `220071970021` · 07/07/2007 · Teichert Aggregates
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR 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:** 0
- **Mine experience:** 2.17 years
## Operator
- **Controller:** Teichert Inc
- **Operator:** Teichert Aggregates
- **Mine:** [0401680](https://api.ai-analytics.org/mine/0401680)
## Narrative

Employee was walking from shop area on his way to the plant when he stepped on uneven ground at the base of the scalper stairway. He felt his right knee pop. He did not fall and he was not carrying anything at the time of injury.

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