ADOT Blog | Department of Transportation

Latest blog articles

A concrete bridge with large support beams spans a deep red rock canyon under a cloudy sky.

02/10/2026

Waterhole Canyon Bridge is out-of-this-world

An odd-looking bridge in Northern Arizona is a gateway to some of Arizona's most spectacular scenery.

Samaritans Adopt a Highway Volunteers

02/09/2026

All the Way to the Border cleanup sees 100 volunteers

Hospitality and community support fuel Melissa Owen's 11th annual cleanup to reduce trash along State Route 286.

02/06/2026

PODCAST: Loop 101 Pima improvements complete; pavement upgrade coming

Joe Heller, ADOT's resident engineer in charge of the recently completed Loop 101 (Pima Freeway) project, visits On the Road With ADOT to discuss this $108 million improvement and a coming project there to use diamond grinding to provide a smooth, durable driving surface.

Popular blog articles

Black and white historic image of an early Broadway Curve

09/29/2022

Throwback Thursday: That unmistakable Curve

The year is 1966 and the Broadway Curve won't open for two more years.

Black and White historic photo of Globe

09/22/2022

Throwback Thursday: Globe trekkin'

In 1973, the Globe movie theatre is showing a film that modern audiences know better as a slick sci-fi television series.

09/20/2022

Child seats over the years: From DIY to national safety standards

A look at child safety seats through the years.

09/19/2022

Ensure your kids are buckled up for Child Passenger Safety Week

Child safety seats and seat belts not only save lives and increase safety for little ones, but child safety seats are required by Arizona law. Children younger than 8 years old and shorter than 4 feet, 9 inches, must be properly secured in a safety or booster seat.

09/15/2022

Adopt a Highway: Celebrating volunteers on social media

Celebrate Adopt a Highway with frames and GIFs on your social media.

An old concrete bridge with visible railings and support beams, photographed from below against a clear sky with tree branches in the foreground.

09/13/2022

A little-used bridge is a step back in time

Exploring the Canyon Padre Bridge near Flagstaff.

09/08/2022

1.8 million Arizonans have their Travel ID. Do you?

The federal deadline of May 3, 2023, for having a credential that will be accepted by TSA for domestic air travel is coming soon.

Cars and trucks are lined up in slow-moving traffic on a highway near an exit, with road signs indicating a 25 mph speed limit and a U-turn.

09/06/2022

I-10 Wild Horse Pass Corridor Reaches Major Milestone

A significant milestone has been reached toward improving Interstate 10 south of the metro-Phoenix area, known as the Wild Horse Pass Corridor.

08/31/2022

Adopt a Highway: Let’s do this volunteers! Join the statewide cleanup on Saturday, Sept. 17

Adopt a Highway volunteers, assemble! We've got pointers for National CleanUp Day!

Black and white image of people in front of large Loop 101 grand opening sign

08/30/2022

Throwback Tuesday: Connecting the Valley, one freeway at a time

In 1988, Governor Rose Mofford dedicated the first stretch of the Loop 101 Agua Fria Freeway.