Ever wondered why I-19 is marked in kilometers? Thank Gerald Ford!

Crews have been hard at work replacing guardrail on northbound State Route 87. But what does that entail? Here's what goes into putting in these silent sentries of highways.

What can you gleam from this photo of roadwork from the 1930s?

The Phoenix New Times has chosen Arizona Highways as the best Instagram account for 2020.

The diverging diamond interchange at Interstate 17 and Happy Valley is opening this month. What does that mean? Let us tell you!

Our traveler information website, AZ511.gov, now offers views from the South Mountain Freeway.

To launch a new awareness campaign, we found people in some truly high-pressure jobs who's greatest fear is still distracted driving.

We want to improve truck parking, but for that we need the input of the trucking community.

You may have missed the actual work, but you won't have failed to notice that a concrete pour has happened on our project at I-10 and Ruthrauff.

Saturday is officially National Move Over Day, but it's a lesson that applies every day.

You'll see signs on our overhead boards this week reminding drivers it's illegal to leave the scene of a crash. Here's why that is so important.

During this unprecedented time, ADOT Director John Halikowski is encouraging managers inside the agency to do all they can to support the unique challenges facing employees.

The weather may change, but our commitment to keeping drivers aware of and safe from the elements continues.

What do the Boy Scouts, goldmines and unexploded ordnance have in common?

The Chevelon Creek bridge may not be part of a transcontinental highway anymore, but that doesn't make it any less impressive.

It's not always easy to reach people with a message about distracted driving, so we are taking the message onto social media with new stickers and profile frames.

We are nearly half a year into our project to reconstruct the I-17 bridge over Central Avenue. While the project won't be finished until fall 2021, here's some photographic evidence of progress being made.

Recently we received two thank you notes for ADOT employees who had gone above and beyond.

If you are driving in search of the quasi-mythical Arizona fall, please remember to be careful behind the wheel.

The project to bring southern Arizona its first diverging diamond is moving fast, both to complete the work and to minimalize impact for drivers.