ADOT Blog | Department of Transportation

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Latest blog articles

ADOT representatives accept award

11/11/2026

ADOT shines for supporting dark skies

ADOT’s efforts to brighten Flagstaff's night sky has earned stellar recognition. The Flagstaff Dark Skies Coalition recently presented ADOT and the Arizona State Transportation Board with the Dark Sky Champion Award. As seen pictured below...

AAH SR 87 Starlighters Sept 11 cleanup

11/10/2026

Honoring the commitment: Veterans and volunteers

Thank you, military veterans and supporters, for making the commitment to serve our country and for going above and beyond to preserve the beauty of Arizona.

Black and white photo of Route 66 roadway with shops on either side and cars parked on the road.

11/09/2026

Route 66 celebrates 100 years of travel

Start your engines, put the Nat King Cole Trio on the radio, and get ready to celebrate the centennial of Route 66!

Popular blog articles

A broken concrete bridge with missing sections stands over dry, cracked ground and tall grass, with a hill and another bridge visible in the background.

08/13/2020

The triumph and folly of Antelope Bridge

Antelope Bridge is an early example of an Arizona project built with prison labor, but it couldn't overcome a poorly selected crossing site.

Construction workers in safety gear working on a bridge framework with metal supports and green hills behind.

08/12/2020

As piers rise from below, Pinto Creek project at halfway point

We are halfway through our project on US 60 at Pinto Creek. You may not have seen much now, but that will change as we move into the back half of the project.

08/11/2020

Join National CleanUp Day!

Calling all volunteers! National CleanUp Day is coming and we hope you'll participate through Adopt a Highway.

A large bulldozer faces two massive boulders blocking a dirt road under a clear blue sky. The boulders appear to have fallen onto the road, obstructing passage.

08/10/2020

Five years ago we were boulder busting on US 89A

Five years ago a monsoon storm dumped mud and boulders along US 89A. That's when we got to work.

08/07/2020

Adopt a Highway: Decades of volunteerism in the White Mountains

About 50 Heber-Overgaard community members helped clean a dozen miles of highway shoulders this month.

Black and white photo of rocky hill

08/06/2020

Throwback Thursday: The rocky road to Prescott

Going uphill has always been part of driving north in Arizona. And that means steep hills and occasionally rocks, like in this photo from the 1930s.

08/05/2020

Everything now in place for the Fourth Street bridge project

Our project on the Fourth Street bridge over Interstate 40 is one of those times when things just seem to slide into place.

Old and new Pinto Creek Bridges

08/04/2020

Catching up on our US 60 at Pinto Creek project

See for yourself how things are progressing on US 60 at Pinto Creek.

08/03/2020

Why are US 93 mileposts in backward order?

US 93 has a surprising quirk: Its milepost numbers get higher as you head south. Why the highway is like that is a tricky question to answer.

A man guides a team of six mules pulling a plow across a sandy field, with another team and workers visible in the background under a bright sky.

07/31/2020

Flashback Friday: Mule crews

Here's a photo that reminds us why we are happy working in these mechanized times.