|(Road Cores: Washington State Department of Transportation)|
encourages drivers to consider other types of traction tires or chains because studded tires cause close to $50 million damage each year on city streets, county roads and state highways, according to the department. About $11 million is spent each year repairing studded tire damage.
A proposed ballot initiative to ban studded tires stalled in the past year, but the issue will likely visit the 2013 Legislature. A "fair share" fee on studded tires may also be considered.
If you're interested in making Oregon's roads last longer, check out Preserving Oregon's Roads.