A segment of the original US 89 was designated as a historic road in part because it was the first north-south road across Arizona.

As of Oct. 1, 2020, the federal government will require your driver license or ID to comply with the REAL ID Act if you want to use it to enter an airport or other federally controlled facility.

Starting this week, we’re rebuilding this stretch of I-40 starting with a new foundation. It’s a long-term fix for the damage winter wants to cause the roadway every year.

A structure known as a straddle bent will be part of the South Mountain Freeway/I-10 Papago Freeway interchange. Take a look at straddle bents in use elsewhere.

Quick work by ADOT crews and other agencies helped reopen a popular picnic area on Mount Graham.

If you've driven past this location in Arizona, be sure the join our Facebook challenge!

This video explains how one employee's suggestion on wiper fluid has paid big dividends at our vehicle maintenance shops.

After more than 90 years, Arizona Highways magazine isn't showing its age - it's continuing to change with the times.

ADOT photographers look to the sky for this week's Art of Transportation installment.

Enjoy the upcoming eclipse, but make sure you're doing it safely.

There's a lot to see and a lot happening at I-10 and 59th Avenue in west Phoenix, where an interchange under construction will link with the South Mountain Freeway.

If you know "Where in AZ??" this photo was taken, please visit our Facebook page and post your guess!

ADOT continues to improve efficiency at our international ports of entry to support commercial traffic and boost the economy.

Frontage-road construction rarely gets attention within a larger freeway project, but that isn't the case with work underway in Goodyear.

You've mastered what to do when driving in a dust storm, but do you know how to stay safe in a downpour?

ADOT's YouTube channel has reached 1 million views. The leader of our video team shares what makes ADOT's YouTube presence special.

ADOT hasn't cornered the market on faraway cameras that help motorists learn about weather conditions. Here are some of our favorites.

Join our "Where in AZ" challenge and show off your knowledge of our state!

When it comes to handling the heat, highway workers are experts!

When ADOT Communications wins an award, we see it as recognition that we're meeting our goal of providing customers with the very best information we can.