# HANDTOOLS (NONPOWERED)
> MSHA accident `220192740019` · 07/14/2019 · Appalachian Aggregates, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion in wielding or throwing objects
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Hand tools (not powered)
- **Injury source:** AXE,HAMMER,SLEDGE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** WRIST
- **Days lost:** 2
- **Mine experience:** 0.58 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Appalachian Aggregates, LLC
- **Mine:** [4605147](https://api.ai-analytics.org/mine/4605147)
## Narrative

Employee was tightening a nut on the Telsmith cone crusher using a sledge hammer to strike a bar that goes through the nut. As the employee was striking the bar the sledge hammer slipped causing a popping sound and pain in the employees right wrist

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