# SLIP OR FALL OF PERSON
> MSHA accident `220100070016` · 09/02/2009 · Mosaic Potash Carlsbad Inc
## 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:** STAIRS,STEPS-OUTSIDE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 22 years
## Operator
- **Controller:** Mosaic Company
- **Operator:** Mosaic Potash Carlsbad Inc
- **Mine:** [2900802](https://api.ai-analytics.org/mine/2900802)
## Narrative

Employee was climbing up the stairs (approx 7) and felt his knee pop, causing it to hurt.  Rested the knee for a while but it continued to hurt so he went to company doctor on 11/16/09.  Had Surgery on 12/29/09 and was placed on restrictions.

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