ADOT Blog | Department of Transportation

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ADOT Route 66 100 image

09/15/2026

Adopt a Highway: Route 66 Centennial Cleanup

Join us in the great outdoors for a special cleanup along Arizona’s legendary Route 66, also known as the Mother Road, Main Street of America and the Will Rogers Highway.

MVD photo law update

09/14/2026

Time to update your MVD photo

Beginning September 12, Arizona law, A.R.S. 28-3173, adjusts the time frame to update your MVD photo from 12 years to 16 years. Those with a standard driver license or ID and an old photo may receive a letter in the mail explaining it is time to update your photo.

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.

Popular blog articles

Road construction workers operate paving machinery to lay new asphalt on a highway, with traffic passing by and trees lining the road under a partly cloudy sky.

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.

Image of Mule Pass Tunnel

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.

Flagstaff street view

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.

I-40 Paving Roller

04/03/2018

Smoother highways coming to northern Arizona this year

ADOT is repaving or rebuilding more than 180 miles of Arizona's highways starting in April.

04/02/2018

Widening I-10: Getting our grub on

Grubbing. Yeah, it's a real word. We looked it up. ADOT will be grubbing along I-10 in preparation for new lanes.