ADOT Blog | Department of Transportation

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A metal footbridge spans a rocky canyon with steep cliffs and sparse vegetation under a bright sky.

11/30/2025

Fish Creek Bridge: A small piece of nearly timeless history

A small bridge on a historic road is nearly timeless.

A digital message board on the highway encourages motorists to designate a driver.

11/26/2025

Pie, leftovers and designated drivers are essential this Thanksgiving weekend

It’s Thanksgiving and that means gathering with friends and family over the holiday weekend. Here at ADOT, we want you to make it to your destination safely. If you’re out on Arizona highways over the holiday weekend, you may see our...

Swing gates that keep vehicles from going the wrong direction in I-17 flex lanes

11/23/2025

PODCAST: Flex lanes, wider I-17 making the holiday travel season bright

Laura Douglas, our lead communicator on this massive project, joins On the Road With ADOT this week to explain what drivers have gained from I-17 improvements and how the flex lanes work.

Popular blog articles

04/15/2018

Where in AZ??

We're betting this building is going to stump many of our "Where in AZ??" participants this week.

State Capitol dome in orange light

04/13/2018

#FridayFive: We're talkin' dust storms, construction milestones and Voluntary Travel ID

We're counting down some of the biggest news for Arizona motorists in our Friday Five blog.

04/12/2018

With spring in the air, ADOT crews are out in the high country

Planning to hit the road this spring or summer? Make sure you do you homework by visiting az511.gov to learn about any projects and restrictions in Arizona's high country.

04/11/2018

Mule Pass Tunnel has eased trip to-from Bisbee for 60 years

Completed 60 years ago, Mule Pass Tunnel cost the state $2 million. That's the equivalent of $17.2 million today.

Arizona State Capitol

04/10/2018

From the Director: Work zone safety is our responsibility

Work zone safety means something extra to us at ADOT.

04/09/2018

Clean freaks and neatniks wanted: Help keep AZ beautiful by joining Adopt a Highway

Adopt a Highway volunteers made big splash in 2017, but we could use even more help.

04/08/2018

Where in AZ??

Our "Where in AZ??" challenge features a more unusual roadside attraction.

Motorcycles on the road

04/06/2018

Look twice for motorcycles in April

As temperatures begin to rise, expect to look twice for motorcycles on the road.

04/05/2018

Throwback Thursday: In Flagstaff of 1966, parking was no sport

Boy, the cars took up more space. Men had crew cuts instead of fades. Birch Avenue just went one way. Those were the days!

First Bridge Opening on the South Mountain Freeway Loop 202 construction

04/04/2018

ADOT hits milestone for South Mountain Freeway construction

In a major milestone, ADOT completes first bridge spanning the future Loop 202 South Mountain Freeway.