ADOT Blog | Department of Transportation

Latest blog articles

09/13/2026

PODCAST: Learn more about the Loop 101/I-10 interchange improvement project in the West Valley

It’s still in the early stages, but the project to add improvements around the interchange connecting I-10 and Loop 101 in the Phoenix area’s West Valley is advancing. Find out more as Resident Engineer Cliff Oltman provides details about bridge construction and other project work.

Photo of Flying Fortress Parkway sign

09/11/2026

All signs point to new I-40 interchange opening soon in Kingman

All the signs are in place that a new interchange is about to open along Interstate 40 in east Kingman.

A digital highway sign that encourages drivers to wear seat belts.

09/04/2026

And the winners in ADOT’s 2026 Safety Message Contest are …

After 1,700 submissions and more than 3,900 votes, Arizonans have chosen two traffic safety messages as the winners in ADOT’s tenth annual Safety Message Contest! We invited the public to vote on 10 finalists and the winning messages are...

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.

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.

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.

Old Strawberry schoolhouse

02/17/2021

A historic stop at the Strawberry Schoolhouse off State Route 87

State highways can take you to some truly great places. State Route 87 will get you to this historic schoolhouse in Strawberry.

Person wearing a hard hat, safety vest, mask, and sunglasses stands outdoors next to a yellow post in a dry, brushy area.

02/16/2021

Measuring slopes to prevent landslides

How do you know that a slope is secure? Why, you use inclinometers and piezometers, of course!