The Arizona Department of Transportation announced major weekend traffic closures for the Broadway Curve Improvement Project.

Conservation groups say the proposed Arizona routes for an Interstate 11 project failed to consider habitat for imperiled desert species.

The proposed freeway would run from Wickenburg to Nogales and has been subject to lawsuit filed by a conservation group.

From "Forrest Gump" running through Monument Valley to an epic freeway fight in "Transformers," these 12 movies were filmed on Arizona highways.

Funding for Arizona projects to widen Interstate 10 and improve Sky Harbor Airport are in question after Trump terminated the "Green New Deal."

Planning for a new interstate through southern Arizona has been put on hold. 280 miles of highway between Nogales and Wickenburg expanding Interstate 11 had been proposed by federal and state transportation agencies,

Arizona's longest bridge may not be it's most famous, but it is an architectural wonder. Here's what to know about the bridge and how to see it.

A dispatcher for the Arizona Department of Transportation, or ADOT, helped save the pup by finding and following Khloe via traffic camera after officials got a report of a small dog on a freeway in the Mesa area, ADOT wrote in a Jan. 20 blog post.

Interstate 10 heading into downtown Phoenix from the West Valley was closed briefly after a crash Wednesday morning.

Incoming: Hundreds of bills will be introduced in the Arizona Legislature in the next few months. Here's a big list of likely proposals to be debated, including on hot-button issues.

In response to a lawsuit from conservation groups, the Federal Highway Administration and Arizona Department of Transportation have agreed to halt planning activities and reevaluate their approval of Interstate 11.

As Arizona’s Family reported, one of the threatened species is the cactus ferruginous pygmy owl, whose climate would be threatened as part of the highway’s construction.