# SLIP OR FALL OF PERSON
> MSHA accident `220222990008` · 09/27/2022 · Montana Limestone Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK 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:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 14
- **Mine experience:** 19.81 years
## Operator
- **Controller:** Basin Electric Power Cooperative
- **Operator:** Montana Limestone Company
- **Mine:** [2402306](https://api.ai-analytics.org/mine/2402306)
## Narrative

Employee was walking on uneven ballast setting the unit train railcar brakes when EE stepped wrong and over extended EE' right knee. The employee saw a doctor and was not placed on restrictions and had not missed work. On Oct 13, the employee saw a surgeon and it was determined EE would need surgery. The employee is still able to work full duty, but did miss a full shift on Oct 13.

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