ADOT Interstate 17 Update for December 18-21, 2012 Prescott AZ (December 18, 2012) – A major project milestone will be reached this week when the new northbound Arizona Interstate 17 to northbound State Route 69 flyover bridge opens to traffic, according to the Arizona Department of Transportation. The new flyover bridge is scheduled to open at 10 a.m. on Thursday, December 20, 2012. Access to...