Freeway in the desert

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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...
On the Road With ADOT has Public Information Officer Kelsey Mo discussing what makes for a strong safety message and why ADOT holds its annual Safety Message Contest for the traveling public. Get the inside information you need to succeed.

Popular blog articles

This time of year, crashes involving wildlife are more likely due to monsoon and heavy holiday-related travel. Follow these tips to avoid having a “deer in the headlights” moment.
During his tenure, Arizona Highways has been one of the most respected and widely read tourism publications in the country.
A $9 million ADOT project is making some big changes for the better on US 70 in Bylas, including raised medians, pedestrian walkways, a pedestrian hybrid beacon and drainage work.
Looking for a nice Sunday drive? Join our "Where in AZ" challenge and we'll reveal a beautiful highway perfect for that Sunday drive.
In the midst of monsoon season, ADOT Director John Halikowski shares some important reminders for drivers.
We continue to upgrade older traffic cameras as funding permits. Our goal is moving everything to digital HD.
This month's Driving Safety Home focuses on an innovative option to improve Interstate 17 north of Phoenix.
One of Arizona's newest bridges is longer than two football fields.
Adopt a Highway volunteers now have access to frequently-used information via the ADOT mobile site homepage.
Our "Where in AZ??" challenge is taking you to a higher elevation this week.