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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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ADOT Operations Center Traffic Camera overlooking freeway traffic
02/13/2013

ADOT enhances online camera images as part of operations center upgrade

Did you know you can check your commute before you head out on the road? All you have to do is visit az511.gov and take a look at the view from our freeway cameras …
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A curved highway with cars driving under a blue sky with scattered clouds and grassy hillsides.
02/12/2013

New report details long-distance, rural travel

When developing a future route, ADOT planners don’t just guess where the road should go. Instead, they depend on detailed data and planning analysis tools to make their decisions …
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ADOT state flag graphic for authorized third party providers of motor vehicle services
02/08/2013

Third party vendors offer MVD services

When it comes to conducting business with ADOT’s Motor Vehicle Division, customers have more than one alternative ...
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Crew pours a bridge deck
02/06/2013

Building a Freeway: Project Development Process

ADOT Construction Manual. We were perusing the ADOT Construction Manual just recently and we came across a passage that terrifically sums up ADOT’s Project Development Process.
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A crane lifts construction materials onto a long, elevated bridge supported by tall pillars, with a partly cloudy sky in the background.
02/05/2013

Loop 303/I-10 interchange project reaches milestone

Time sure does fly ... Construction started on the Loop 303/I-10 interchange project last winter, but now, only about one year later, work on the future freeway-to-freeway connection is 50 percent complete!
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A group photo by motorcycles with officials at a podium for a TEAM Arizona safety event, highlighting efforts to reduce motorcycle crashes in Arizona.
01/31/2013

Reducing motorcycle-crash deaths a statewide priority

Motorcycle-crash deaths in Arizona rose 59 percent between 2010 and 2011, an alarming statistic ADOT Director John Halikowski spoke of during a safety event held yesterday in Gilbert ...
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01/30/2013

Work on climbing lane project begins

If you’re familiar with the stretch of southbound I-17 just south of Camp Verde, you know there’s a bit of a steep climb involved for a few miles of the drive ...
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A two-lane highway leads toward a rocky hill covered with sparse desert vegetation under a partly cloudy sky. There are guardrails and shoulder areas on each side.
01/29/2013

Transportation Defined: Climbing Lanes

Next time you’re traveling uphill only to get stuck behind a slow-moving vehicle or truck, you’ll appreciate the concept of a climbing lane ...
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Close-up of a road with double yellow lines and recessed pavement markers
01/25/2013

Transportation Defined: Recessed Pavement Markers

Most drivers are probably familiar with pavement markers ... Nothing new there, but did you know that the markers can vary depending on their location?
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Cars driving on a highway under an electronic sign displaying travel times: “MINUTES TO SR-143: 10, I-10 TUNNEL: 15,” with a clear sky and power lines overhead.
01/24/2013

Freeway travel times help drivers know what to expect on the road ahead

Nobody enjoys being stuck in traffic, but depending on the time and location of your daily commute, backups are sometimes tough to avoid ...
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