ADOT Blog | Department of Transportation

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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.

Image showing rendering versus actual photo of a portion of the I-40/US93 interchange in Kingman

05/05/2026

Renderings vs. reality at I-40/US 93 interchange in Kingman

When ADOT commissioned a bird’s eye video rendering of the I-40/US 93 interchange project in Kingman, we never could have imagined there’d be an opportunity to see just how realistic the images would turn out when viewed from above.

Cars driving on a highway.

05/04/2026

Summer is almost here. It’s time to prep your vehicle for the heat

If you live in Arizona year-round, there’s one thing for certain: You cannot escape the summer heat. Sometimes, we can’t even escape summer-like temperatures in March. But, during Heat Awareness Week (May 4-8), ahead of the brunt of summer...

Popular blog articles

03/05/2021

Two Guns bridge connects outlaw past to new engineering

As we build new bridges along I-40 at Two Guns, we are connecting more than two pieces of roadway.

Black and white image of a sign that reads "Turn off 2-way radio"

03/04/2021

Throwback Thursday: One signal at a time!

We are throwing back to what the 70s can still teach us about construction zone safety

Workers in safety gear perform maintenance in a tunnel using a lift and yellow trucks, with traffic lanes closed and overhead lights illuminated.

03/03/2021

Lighting the way. ADOT converting I-10 Deck Park Tunnel’s lights to LED

Things are looking a little brighter when it comes to the I-10 Deck Park Tunnel.

03/02/2021

Second half kickoff for construction of new I-17 bridge at Central Avenue

Half time's over! Crews kick off second half of the I-17 Central Avenue bridge project.

Historic photo shows female ADOT employee working with project drawing

03/01/2021

Celebrating women in transportation and at ADOT

For Women's History Month we talked with several women at ADOT about how they entered into a career in transportation.

Unidentified freeway in Arizona

02/28/2021

Where in AZ?? 02/28/21

Help identify this location in our "Where in AZ??" challenge!

New divergijng diamond interchange at I-17 and Happy Valley Road

02/26/2021

Shoutout to the engineers who make transportation happen

As National Engineers Week wraps up, we just want to say thank you to myriad of engineers working in transportation.

Aerial view of freeway

02/22/2021

From the Director: Inspiring wonder in transportation projects across the state

It's Engineers Week and ADOT Director John Halikowski is saying a big thank you for all that engineers do for the agency.

Railroad tracks and tower

02/21/2021

Where in AZ?? 02/21/21

Can you pinpoint the location of these railroad tracks?

A weathered metal truss bridge the Leslie Creek Bridge spans a dry, brush-filled ravine with barren trees and distant hills under a cloudy sky.

02/19/2021

Leslie Creek bridge sits on the edge of the state and history

This bridge in Cochise County may not look like it has a lot to do with ADOT, but it's an example of a changing time in the world of infrastructure.