ADOT Director John Halikowksi shares his thoughts about the unprecedented challenges now confronting the MVD.

Starting this weekend, crews are going to be “sliding” the new Fourth Street bridges over I-40 into place using an innovative method that saves a lot of time on bridge projects. The bridge slide method is a technique that basically moves...

Things continue to look up for our project on US 60 at Pinto Creek.

State Engineer Dallas Hammit breaks down the good news from the recently released 2019 Motor Vehicle Crash Facts.

We're challenging you to identify this quiet stretch of road in this week's "Where in AZ??" post.

The name of the route commonly called the Beeline Highway was officially changed to the Duthie-Martin Highway in honor of two law enforcement officers who lost their lives on the road in the line of duty.

It was 89 years ago that the Arizona Highway Commission decided to help out local industry by making copper license plates.

It isn't exactly news that history abounds along Arizona highways. A casual driver can learn about historical figures ranging from Hi Jolly to Tom Mix by visiting various historical markers and monuments. But what might be news to you, as...

Did you know that Mule Pass Tunnel near Bisbee had a cameo in a major Hollywood motion picture? It's true, and let us tell you about it.

See the demolition that will lead to a better bridge on I-17 over Central Avenue.

This tower is the key to solving this week's "Where in AZ??" challenge.

State Route can't seem to decide whether its coming or going. We dive into while the route from Phoenix to Lukeville is numbered in two contrary ways.

An ADOT study on traffic control devices to help pedestrians cross a street or highway has received a national award.

Did you know there's a connection between an Arizona highway and Canadian folk singer Gordon Lightfoot?

More than 20 years ago, ADOT did a careful balancing act of widening State Route 87.

Here's a photo that reminds us why we are happy working in these mechanized times.

It might be a sign of the times or it might just be a busy area! Join or weekly "Where in AZ??" challenge.

US 93 has a surprising quirk: Its milepost numbers get higher as you head south. Why the highway is like that is a tricky question to answer.

See for yourself how things are progressing on US 60 at Pinto Creek.

Our project on the Fourth Street bridge over Interstate 40 is one of those times when things just seem to slide into place.