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ASU student checks irrigation along highway.
03/23/2026

ADOT partnership with ASU aims to optimize landscape water use

We're highlighting an ASU News article features a partnership that’s helping ADOT learn how to optimize water use in freeway landscaping. The ADOT Urban Freeway Landscape Water Use Efficiency Project nvolves graduate students who are part of ASU’s Arizona Water Innovation Initiative
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Volunteer placing trash in ADOT bag
03/17/2026

Get involved: Join us for an Earth Day litter clean-up

Adopt a Highway volunteer groups and others are invited to help tidy up along state highways for Earth Day. Whether you are a seasoned volunteer or just looking to make a difference, your participation makes a measurable impact toward reducing roadside litter.
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Sprayer applies fog seal to highway.
03/15/2026

PODCAST: One key way that ADOT extends the life of highway pavement

This week’s episode of On the Road With ADOT features two of our many team members involved in preserving Arizona’s vast investment in state highways and the use of fog seals to extend pavement life.
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Popular blog articles

12/03/2018

Driving Safety Home: ADOT is ready for the winter storm season

ADOT's snowplow drivers are ready for the severe winter weather that's already underway. Can you say the same for your vehicle?
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12/02/2018

Where in AZ??

We're giving you a view from above the pine trees in this week's "Where in AZ??" challenge.
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11/30/2018

Mystery Tree's origin continues to stump I-17 travelers

The enduring mystery of the Mystery Tree has returned to I-17 near Sunset Point.
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A snowplow clears a snow-covered road beneath an overpass on a wintry day.
11/29/2018

It's a cold fact: Many Arizonans don't know snow deeply

If you were born and raised south of Cordes Junction, let’s face it: You’re probably not an expert when it comes to driving in snow. We're here to help.
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11/26/2018

Improvements make for smoother, safer ride on SR 88

ADOT just completed about $6.5 million of improvements to State Route 88. But the keys to safe driving on Apache Trail remain in drivers' hands.
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11/25/2018

Where in AZ??

We hope Thursday's tryptophan overload doesn't keep you from solving this week's "Where in AZ??" challenge.
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11/23/2018

Adopt a Highway: Forget naming a star

Many of us are searching for the perfect gift on this Black Friday. Instead of naming a star for someone, how about being a start yourself by helping keep highways litter-free?
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11/21/2018

From the Director: Transportation investments continue for I-10

Our commitment to improving safety and mobility between Phoenix and Tucson is evident in past, present and future projects.
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Tucson stop light map
11/20/2018

Running late? New smart signals may make your morning

You aren't imagining it - thanks to the installation of adaptive traffic signals along Oracle Road/State Route 77, drivers along this busy route into Tucson are saving a few minutes on each trip.
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Wrong Way System award and man holding it
11/19/2018

ADOT takes home award for I-17 wrong-way system

Our wrong-way vehicle alert system being tested along a stretch of I-17 in Phoenix has earned a special award for innovation.
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