Arizona Department of Transportation engineers are working to develop more durable road materials that can withstand the ...

Cars have always played a big role in Arizona life. But how did that start? You can thank this man, who bought and crashed ...

Incidents of wrong-way collisions on Arizona highways are decreasing, according to the state's Department of Public Safety.

The I-10 Broadway Curve Improvement Project in Phoenix is complete, easing traffic on a busy interstate stretch.

Frustration in the form of an unexpected letter: Let ABC15 Know viewer Steven received a letter from the Arizona Department of Transportation stating he did not have an insurance policy on record ...

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the Arizona Department of Transportation said Thursday in a news release. “Specialty license plates offer a great way to customize a vehicle and show your proud support for one of these uniquely ...

The Arizona Department of Transportation announced 21 new or upgraded electric-vehicle charging stations along interstate highways with the help of federal funding, including a proposed new ...

ADOT said the Broadway Curve improvements were needed since traffic on the I-10 freeway is projected to increase by 25%.