ADOT Blog | Department of Transportation

Latest blog articles

07/05/2026

PODCAST: I-10 widening project keeps advancing south of the Valley

In this episode of On the Road With ADOT, Marcy McMacken, our lead communicator on the project, talks with guest host Laura Douglas about what drivers will see as we continue creating a wider Interstate 10 between the Valley and Casa Grande.

A digital message board on the highway encourages motorists to drive sober.

07/02/2026

Sparklers, not drivers, should be lit over July 4 weekend

Independence Day is just around the corner, and we want to take a moment and remind Arizonans that sparklers, not drivers, should be “lit” during the holiday celebrations. If you’re driving on state highways this holiday weekend, you may...

4 years of MVD Community Connections

07/01/2026

MVD Community Connections enters year 5 of giving back

The Arizona Department of Transportation Motor Vehicle Division charitable team known as MVD Community Connections began the fifth year of giving back to Arizona communities.

Popular blog articles

08/02/2018

Art of Transportation: An impressionist view of traffic control devices

Today's Art of Transportation gives us an Impressionist view of the familiar orange traffic barricade.

08/01/2018

Community pride and the kitchen sink: Meet the Prescott Litter Lifters

Prescott Adopt-a-Highway group goes back decades.

07/31/2018

Concrete crash cushions designed to reduce collision damage

When motorists veer out of control off the highway, traffic safety engineers have developed barriers designed to soften collisions with a wall, pole or other immovable objects.

07/30/2018

Online scheduling for VIN appointments making lines a thing of the past

By September, we expect all vehicle inspection locations statewide to be taking online appointments.

A concrete bridge under construction with support pillars, construction equipment, and dirt visible beneath it on a clear day.

07/27/2018

You can’t see us yet, but we’re working on new phase of Ajo Way improvements

For the next few weeks we’ll be putting things in place to begin what will be an 18-month project.

07/26/2018

From the Director: Words fail when a state trooper doesn’t get home safely

Last night’s events on Interstate 10 in the West Valley are so absolutely unacceptable, so outrageous, that words can’t do justice to emotions.

07/25/2018

Signaling a commitment to southeast Pima County

We’re replacing stop signs at the ends of exit ramps at Rita, Wilmot and Kolb roads to move traffic more efficiently in a growing area.

Workers build freeway soundwall amid extreme heat

07/24/2018

Highway workers have tips for coping with Arizona’s blistering heat

Steps ADOT crews and contractors' employees take when the temperature blows past 110 can help keep you safe as well.

Specialty plate compilation

07/20/2018

From the Director: Making transportation personal, one specialty plate at a time

Specialty plates bring in millions for cancer research, veteran's services and other worthy causes.

07/18/2018

From any perspective, I-10 widening projects are about safety

Check a video offering bird's-eye views of progress we're making on widening two stretches of I-10 in Pinal County.