# MACHINERY
> MSHA accident `220232610012` · 09/10/2023 · U.S. Silica Company, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (powered)
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 10
- **Mine experience:** 2 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U.S. Silica Company, LLC
- **Mine:** [4002968](https://api.ai-analytics.org/mine/4002968)
## Narrative

Employee was changing a reducer on the dust screw because it was locked up, while they were trying to remove the bolts the reducer broke free and shifted to the side smashing the ring finger at the second knuckle.

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