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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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A digital message board on the highway encourages motorists to designate a driver.
03/14/2026

Don’t leave it up to luck: Designate a driver this St. Patrick’s Day

With St. Patrick’s Day around the corner, we want to take a moment and remind everyone to plan ahead so you get home safely after the festivities. If you’re out on state highways this weekend, you may notice some of our overhead message...
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Quarterly volunteer adoptions background
03/07/2026

Meet the volunteers beautifying Arizona roadsides

These are just a few examples of the efforts made by our growing team of volunteers. See who's volunteering in your community and the accomplishments already being made to reduce litter.
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Popular blog articles

Construction workers in safety vests pour and level concrete from a cement truck at a roadside construction site.
12/20/2016

A little pavement means a lot for the South Mountain Freeway

Crews have laid the first new pavement for the South Mountain Freeway.
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12/19/2016

What do residents think of the new Bell/Grand bridge? See our video

What do residents think about the new Bell Road bridge at Grand Avenue (US 60)? An ADOT video has their perspectives.
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Sign reading Safety Corridor Strict Enforcement.
12/16/2016

Arizona empieza a instalar los primeros Corredores Seguros en el estado

Today’s blog, for our Spanish-speaking audience, talks about newly designated Safety Corridors.
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Blog Default
12/15/2016

Using the Force to keep drivers safe

With “Rogue One: A Star Wars Story” premiering this week, motorists on Arizona’s highways will see Star Wars-themed safety messages on overhead signs.
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12/14/2016

Timing is everything when it comes to improving traffic flow

ADOT and city of Phoenix engineers worked together to improve traffic signal timing and save drivers thousands of hours of travel time.
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12/13/2016

With three specialty plates coming, more worthy causes will benefit

There are three new options coming to the dozens of specialty plates available through our Motor Vehicle Division.
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Safety Corridor Next 4 Miles zero tolerance road sign
12/12/2016

Why there's zero tolerance for violations in new safety corridors

New signs along two stretches of highway designate Safety Corridors. See our video explaining this effort.
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A tree decorated with colorful ornaments and tinsel stands on a rocky hill under a clear blue sky, with desert plants nearby.
12/09/2016

Highway holiday tradition continues on Interstate 17

Learn about a mystery involving the I-17 Mystery Tree, which is once again decked out for the holidays.
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Snow alongside freeway
12/08/2016

Driving Safety Home: Your decisions are key with winter at hand

While ADOT works to keep our roads drivable and safe all season, the decisions everyone else makes are equally important.
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Car being towed
12/07/2016

When you see flashing lights, “Move Over”

Today we've provided a refresher on the "Move Over" law and a preview of overhead highways you'll be seeing.
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