# SLIP OR FALL OF PERSON
> MSHA accident `220121100025` · 04/13/2012 · Mullite Company Of America
## 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:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 22 years
## Operator
- **Controller:** Imerys S A
- **Operator:** Mullite Company Of America
- **Mine:** [0900684](https://api.ai-analytics.org/mine/0900684)
## Narrative

A Maintenance employee was walking down a stairway carrying a grease gun in his left hand and had his right hand on the handrail and mis-stepped placing his right foot in an awkward position and twisting his right knee.

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