# HANDLING OF MATERIALS
> MSHA accident `220130580014` · 02/20/2013 · US Vanadium, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 18.96 years
## Operator
- **Controller:** Evraz PLC
- **Operator:** US Vanadium, LLC
- **Mine:** [0300479](https://api.ai-analytics.org/mine/0300479)
## Narrative

The injured employee was helping another mechanic remove bolts from the bottom of a shaker screen assembly that was propped up on its side. As the 2nd mechanic attempted to rotate the assembly to get to the next set of bolts the unit fell over and struck the injured employee across the right knee. This resulted in a right knee contusion injury.

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