ADOT Blog | Department of Transportation

Latest blog articles

Quarterly volunteer adoptions background

03/07/2026

Meet the volunteers beautifying Arizona roadsides

These are just a few examples of the efforts made by our growing team of volunteers. See who's volunteering in your community and the accomplishments already being made to reduce litter.

Website poster for ways to tour Route 66

03/06/2026

Route 66 centennial: Ways you can join a year of celebration

While Route 66 was officially decommissioned in the 1980s and replaced in Arizona by I-40, its centennial is a big deal for those of us in the highway business. In this post, we're pointing you to some of the ways Arizona cities and towns are celebrating:

Map of Loop 303 project in North Valley

03/01/2026

PODCAST: Big Loop 303 improvements underway in the North Valley

Joe Heller, our resident engineer on a big project getting underway in the North Valley, joins On the Road With ADOT this week to explain what's coming over the next two and a half years, including a flyover ramp connecting northbound I-17 with Loop 303.

Popular blog articles

12/14/2016

Timing is everything when it comes to improving traffic flow

ADOT and city of Phoenix engineers worked together to improve traffic signal timing and save drivers thousands of hours of travel time.

12/13/2016

With three specialty plates coming, more worthy causes will benefit

There are three new options coming to the dozens of specialty plates available through our Motor Vehicle Division.

Safety Corridor Next 4 Miles zero tolerance road sign

12/12/2016

Why there's zero tolerance for violations in new safety corridors

New signs along two stretches of highway designate Safety Corridors. See our video explaining this effort.

A tree decorated with colorful ornaments and tinsel stands on a rocky hill under a clear blue sky, with desert plants nearby.

12/09/2016

Highway holiday tradition continues on Interstate 17

Learn about a mystery involving the I-17 Mystery Tree, which is once again decked out for the holidays.

Snow alongside freeway

12/08/2016

Driving Safety Home: Your decisions are key with winter at hand

While ADOT works to keep our roads drivable and safe all season, the decisions everyone else makes are equally important.

Car being towed

12/07/2016

When you see flashing lights, “Move Over”

Today we've provided a refresher on the "Move Over" law and a preview of overhead highways you'll be seeing.

Operator monitors traffic signals remotely via computer

12/06/2016

Wireless technology allows remote traffic monitoring in Maricopa

A new communication system allows ADOT to remotely monitor and adjust traffic signals.

Blasting a mountain

12/05/2016

As these videos show, working for ADOT can be a real blast

We’ve said it all along: Working for ADOT can be a real blast. Check out videos illustrating this point.

12/04/2016

Where in AZ??

Our "Where in AZ" Facebook challenge continues this week with an unusually shaped structure.

12/02/2016

Art of Transportation: Rainbow arch

A rainbow of color frames a bridge new Winslow.