# SLIP OR FALL OF PERSON
> MSHA accident `220111250017` · 04/27/2011 · Asarco LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **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:** STEPS
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 8.25 years
## Operator
- **Controller:** Grupo Mexico S A B de C V
- **Operator:** Asarco LLC
- **Mine:** [0200826](https://api.ai-analytics.org/mine/0200826)
## Narrative

Employee had been climbing stairs, working on his knees. Sustained left anterior knee overuse tendonitis.  Incident became reportable on 5/3/2011.

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