ADOT Blog

Latest blog articles

06/30/2026

Adopt a Highway: Save the date for National CleanUp Day

We're gearing up for ADOT's annual statewide cleanup held on National CleanUp Day. Register your volunteer group to participate or let us know if you'd like to adopt your own section to help keep Arizona grand throughout the year.

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Yellow truck in front of sign that says "Ash Fork Route 66"

06/24/2026

ADOT’s little yellow truck celebrates Route 66 centennial

The Arizona Department of Transportation is taking part in Route 66 centennial celebrations and our 1959 Chevy Apache pickup truck was a crowd favorite at the recent Ash Fork Heritage Day, which also celebrated the centennial.

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06/21/2026

PODCAST: Big improvements set to begin between Maricopa and I-10

Laura Douglas, our lead communicator on the upcoming State Route 347 improvement project, talks with guest host Marcy McMacken about much-anticipated changes set to occur on SR 347, including the addition of a third travel lane in each direction.

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Comment period continues for ADOT's passenger rail study

As ADOT continues to examine the feasibility of a passenger rail line between Phoenix and Tucson, you still have plenty of time to provide input.

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A highway overpass with several cars driving, crossing above a dry concrete drainage canal on a clear, sunny day. A green road sign is visible in the distance.

04/03/2014

New Loop 101 HOV-lane ramps now open at Maryland Ave. in Glendale

New freeway ramps to improve the flow of traffic near University of Phoenix Stadium and Jobing.com Arena in Glendale are now open.

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04/01/2014

ADOT selects preconstruction contractor for emergency repairs on US 89

ADOT cleared another hurdle last week in its effort to get the US 89 landslide repair started. ADOT has finalized an agreement with a contractor for preconstruction engineering services.

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03/28/2014

Historic Chevelon Creek Bridge gets restored

The Chevelon Creek Bridge has been around almost as long as Arizona has been an official state, but age isn’t the only noteworthy aspect of this structure.

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A large truck with an Oversize Load sign hauls an oversized red and white cargo trailer on a highway, accompanied by workers in safety vests.

03/27/2014

520-ton oversize load slowly makes its way through state

A majorly massive haul consisting of one (very big) transformer is being moved (very slowly) through Arizona to its final destination in Yuma.

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03/25/2014

New I-11 signs mark congressionally designated corridor

New signs mark the future I-11 corridor between Phoenix and Las Vegas. They were installed by ADOT along US 93, a likely route for the proposed interstate.

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03/21/2014

Major reconstruction of Virgin River Bridge No. 6 to begin on I-15

The largest project in more than 40 years on Arizona’s portion of I-15 will begin next week when ADOT starts on the reconstruction of Virgin River Bridge No. 6 in the far northwest corner of the state.

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03/20/2014

The Science of Transportation: Sieve Analysis

You might think that highway construction is all about big machinery, heavy-duty vehicles, massive structures and materials by the ton – but it’s not.

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