Jacobs and Sundt Construction have begun work on a $600 million improvement to Tucson's I-10, the largest highway project in ...

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State transportation officials are moving ahead with a three-phase buildout plan designed to close gaps in charging access ...

The technology would prevent cars, trucks and SUVs from exceeding posted speed limits using a small device attached to the ...

Jacobs will design and Sundt Construction will build an expansion of the Interstate 10, in what will be southern Arizona’s ...

Arizona's Department of Transportation seeks bids to construct 34 new electric vehicle charging stations along major routes, ...

The Arizona Department of Transportation is seeking bids to construct 34 electric vehicle charging stations along state ...

Arizonans can view and vote on their favorite safety messages on ADOT’s website through Monday. Last year, the two winning ...

The Arizona Department of Transportation is launching the second phase of a plan to install 34 electric vehicle charging stations along state highways. It is part of a plan to grow the number to at ...

Arizonans can vote on their preferred safety messages for ADOT's signs until October 27, aimed at reducing roadway fatalities ...

The Arizona Department of Transportation is looking for private organisations to either build, upgrade, operate and maintain ...