# HANDLING OF MATERIALS
> MSHA accident `220253170393` · 10/21/2025 · American Colloid Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Outside foreman, Leadman
- **Activity:** Handling supplies or material
- **Injury source:** LOOSE DIRT AND MUD
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 5 years
## Operator
- **Controller:** Minerals Technologies Inc
- **Operator:** American Colloid Company
- **Mine:** [4800888](https://api.ai-analytics.org/mine/4800888)
## Narrative

An employee was moving a 3-inch pump. The employee mis stepped into a soft spot, and right leg got stuck approximately 8 to 10 inches deep in the mud. When the employee pulled their leg out of the mud, they felt their right knee pop. The employee is now using crutches

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