ADOT Blog

This year marks 50 years since the Arizona Department of Transportation became an agency in July 1974. And what better way to celebrate an anniversary than with cake? Many of our coworkers in the materials lab have told us that making cake...

Our new Northwest Regional Improvements page at azdot.gov/NWImprovements that features multiple projects on I-40 and US 93. Stop by to learn about more than 20 projects improving highways in the area.

During Arizona summers, it’s not uncommon for wildland fires to result in the closures of highways. When this happens, we’re usually asked why the highway is closed or restricted when the fire isn’t on the road. It’s a fair question and the...

A recent Maricopa Association of Governments news release notes that the system has worked as designed and addressed the longstanding problem of rainwater building up in cross-street underpasses along this stretch of I-17 in Phoenix.

The 17th Avenue Underpass near downtown Phoenix was once part of a major transcontinental highway.

We recently stumbled upon this photo from 1974 of US 80 in Douglas. Originally called the “Mother of Arizona Highways” because of its economic impacts to cities and towns it passed through, US 80 was completely paved or surfaced with oil by...

ADOT is hiring paid interns to work in its Equipment Services Division. Interns get hands-on training in automotive repair and maintenance.