ADOT Blog | Department of Transportation

Latest blog articles

Two steel bridges with arched supports and railings cross over a dry, rocky landscape with sparse vegetation under a cloudy sky.

01/21/2026

Salt River Canyon Bridge: Get your steps in while seeing Arizona’s beauty

The 1934 US 60 Salt River Canyon Bridge still exists - and pedestrians can still walk on it.

01/18/2026

PODCAST: The partnership driving Phoenix-area freeway improvements

The Maricopa Association of Governments' Chief Transportation Officer returns in this week's episode to discuss how Proposition 400 has shaped the region's success through projects such as the recently completed I-10 Broadway Curve improvement, the Loop 202 (South Mountain Freeway), Loop 303 (Estrella Freeway) and State Route 24 (Gateway Freeway).

The top 10 Specialty Plates 2025.

01/16/2026

The 10 most popular specialty license plates in Arizona for 2025

Whether a driver wants to support a cause, rep their team or just add a pop of color to their car, with 109 specialty license plates available in Arizona, there’s a little something for everyone. And specialty license plates are more...

Popular blog articles

Aerial view of freeway

07/23/2019

From the Director: Accomplishing the 'to do' list

With fiscal year 2019 now behind us, ADOT Director John Halikowski talks about what the agency has crossed off it's to-do list.

Several vehicles drive up a divided highway overpass on a clear day, with streetlights lining both sides and a rocky median in the center.

07/22/2019

Independence for Maricopa drivers

Thanks to a new overpass that is part of a $55 million ADOT improvement project, drivers no longer have to wait for trains crossing SR 347.

07/21/2019

Where in AZ??

Our "Where in AZ??" challenge continues this week. Join us on social media to participate!

Rebar reminiscent of meerkats standing on hind legs

07/19/2019

Art of Transportation: Metal meerkats

Our photographer was seeing meerkats at the project to expand Pinnacle Peak over Interstate 17.

Black and white image of Claypool Tunnel

07/18/2019

Throwback Thursday: Claypool Tunnel

If you feel like a hike, you can visit the original highway tunnel that connected Superior and Miami.

07/17/2019

They're keeping Arizona grand by adopting high country highways

Some Adopt a Highway volunteers enjoy the mountains while clearing roadside litter near their cabins.

Graphic discouraging illegal use of red-dyed diesel

07/16/2019

Help us stop illegal use of red-dyed diesel

Do you know what red-dyed diesel is? Because using it in a vehicle that will drive on the highway is a crime and you can help stop that.

07/15/2019

Lend us your ears for quick rundowns of highway work

ADOT is now offering audio versions of the Weekend Travel Advisory and Roadwork Roundup.

07/14/2019

Where in AZ??

We're taking you along for a Sunday drive on another Arizona road for this week's "Where in AZ??" challenge!

07/12/2019

VIDEO: The logistics of a concrete deck pour

There's a lot of logistics and planning that goes into large products, like the concrete deck pour for the expansion project of I-10 in Casa Grande.