University students and Arizona's transportation department are working at least eight research projects, as part of new ...

bridges and transportation repair and improvements across the state through 2029, according to the Arizona Department of Transportation. The 2025-2029 Five-Year Transportation Facilities ...

Tucsonans can have a say in two major proposed transportation projects throughout this month. The Arizona Department of Transportation is beginning the second study phase for a proposed new ...

The Arizona Department of Transportation is set to introduce a new type of lane on Interstate 17 by the end of the year: flex lanes. The one-way, two-lane section will stretch for eight miles ...

Canada, Taiwan and Japan. Computers and electronic equipment represented the top category for both exports and imports connected to Arizona. Other big export categories included transportation ...

The Arizona Department of Transportation has been preparing for months to begin a major project that would improve the Interstate 19-West Irvington Road traffic interchange. Construction was ...

The Department of Transportation wants to change Interstate 19, which runs from Tucson, Arizona, to Mexico, from being measured in kilometers to miles. Nate Sizemore, a spokesman for DOT ...