# SLIP OR FALL OF PERSON
> MSHA accident `220161240006` · 04/22/2016 · Martin Marietta Kansas City, 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:** Getting on or off equipment
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.08 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Kansas City, LLC
- **Mine:** [2302308](https://api.ai-analytics.org/mine/2302308)
## Narrative

While stepping out of transmixer truck, stepped down with right leg on loose rock in roadway causing employee to slip down ramp and when boot caught traction and stopped abruptly this caused a jamming motion to right knee.

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