# SLIP OR FALL OF PERSON
> MSHA accident `220253170220` · 09/30/2025 · Kilgore Contracting
## 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:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.6 years
## Operator
- **Controller:** Summit Materials LLC
- **Operator:** Kilgore Contracting
- **Mine:** [4202480](https://api.ai-analytics.org/mine/4202480)
## Narrative

The employee was walking around EE's service truck walking on uneven surface throwing away trash, flashing, and old bearing housing that were in the back of the service truck, when the employee felt a pop in EE's left knee.

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