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

ADOT and DPS increase trooper patrols on the I-17 corridor to enhance safety during ongoing road improvements.

Adopt a Highway program volunteers removed 10,400 bags of litter from Arizona freeways in 2024, ADOT announced.

Arizona Gov. Katie Hobbs proposed an extra $15.8 million as part of the executive budget to go to the Arizona Department of Transportation (ADOT) to address the impact of rising material cost on highway construction.

DPS troopers will monitor north and southbound traffic with more troopers concentrated in the Bumble Bee area, ADOT said.

Arizona has launched a new truck parking availability system. Officials say the system “helps truckers get the rest they need.”

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

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.

Volunteers with the Arizona Department of Transportation’s Adopt a Highway program contributed nearly 18,000 hours of labor last year to keep Arizona highways clean, state

According to the Arizona Department of Transportation, it’s also the longest two-lane, single-span, steel-arch bridge in North America. The arch bridge hovers 300 feet above the water and was ...

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.

The Arizona Department of Transportation is working to expand broadband access in the state as it embarks on a new project to lay more than 200 miles of fiber-optic conduit between Flagstaff and the California state line.