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05/11/2026

PODCAST: ADOT gets the Game and Fish Department's perspective on the I-17 wildlife overpass project south of Flagstaff

ADOT has a partner on the I-17 wildlife overpass being built south of Flagstaff. Listen in for the Arizona Game and Fish Department's take on this structure, as well as other plans to benefit wildlife and drivers alike.
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Photo of I-10 interchange at Sunset Links Road
05/08/2026

Sunset Links Road extension celebrated as I-10 widening nears completion in Tucson area

Few things say a project is complete, or almost complete, like a ribbon-cutting ceremony.
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Image of USPS stamp pane featuring eight different stamps.
05/05/2026

ADOT’s director helps dedicate Route 66 postage stamps

The Route 66 centennial is a big deal here at the Arizona Department of Transportation. That’s why our director, Jennifer Toth, gave opening remarks today at a U.S. Postal Service ceremony in Phoenix dedicating stamps honoring the historic route’s 100 years as of this coming November.
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08/06/2021

Save the Date: National CleanUp Day on Saturday, Sept. 18

Mark you calendar for National CleanUp Day on Saturday, Sept. 18!
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Graphic for Crash Facts report
08/04/2021

From the Director: Changing driver behavior is key to reducing traffic fatalities and crashes

The Arizona Motor Vehicle Crash Facts report for last year has been released and ADOT Director Halikowski shares his thoughts about the report.
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ADOT Kids cartoon showing engineer with linear math equation
08/03/2021

Civil Engineers use math to design, build and maintain transportation structures

There are almost as many type of engineers as there are branches of math. Learn how math plays an important part in engineering.
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Equipment removing asphalt and conveying it into a truck trailer
08/02/2021

Rubberized asphalt removal is the first step to the reconstruction of the I-10 Broadway Curve

The I-10 Broadway Curve project has kicked off and drivers will start noticing changes in the construction area.
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An ADOT engineer in training is shown at a project site.
07/30/2021

For these trainees, the road to engineering starts with ADOT

New engineers extol the virtues of ADOT's Engineer-in-Training program, including the pleasant atmosphere, hands-on training, mentorship and the ability to be a part of major projects from start to finish.
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07/29/2021

From the Director: Life is a highway

We've announced the 2021 ADOT Safety Message Contest winners!
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Auction equipment
07/27/2021

Bid on an ADOT truck

You can bid on surplus ADOT equipment and vehicles from the comfort of your home.
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Zach with his robot
07/26/2021

High school students explore transportation careers

A recent ADOT-sponsored transportation institute fosters learning about transportation engineering careers.
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Front page of Arizona Highway Department newsletter
07/22/2021

Some deep questions from 1969

Are you a courteous driver? This article from 1969 has us asking ourselves this deep question.
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A white ADOT truck is parked on the roadside near a brown sign marking State Route 89 as Granite Mountain Hotshots Memorial Hwy, under a clear sky.
07/21/2021

SR 89 renamed in honor of Granite Mountain Hotshots

A stretch of State Route 89 is now known as “Granite Mountain Hotshots Memorial Highway” in honor of the brave firefighters who were lost battling the Yarnell Hill Fire in 2013.
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