ADOT Blog | Department of Transportation

Latest blog articles

Close-up view of textured grooves on a concrete road surface, with blurred vehicles and highway scenery in the background under a partly cloudy sky.

08/05/2026

What is diamond grinding?

You may have heard that diamond grinding is currently being used on the SR 51, I-10 to Shea Blvd pavement project and the pavement improvement projects on the Loop 101 Agua Fria and Pima freeways. But what does that actually mean? Diamond...

AAH volunteer group

08/05/2026

Route 66 Centennial cleanup

Join us for a special cleanup along a stretch of Arizona’s legendary Route 66 also known as the Mother Road, Main Street of America and the Will Rogers Highway.

08/02/2026

PODCAST: Learn more about the brand new Loop 303 construction project south of I-10 in Goodyear

Senior Resident Engineer Jimmy Naujokaitis is On the Road with ADOT, talking to host Doug Nintzel about early work and what to expect as this Loop 303 construction advances over the next several years.

Popular blog articles

10/07/2017

Sometimes it's good to be a follower, especially when it comes to Twitter

To celebrate 200,000 followers, we're taking a look at the demographics of ADOT's Twitter followers.

10/05/2017

ADOT Twitter at 200,000: It began with no plan, no policy, no permission

A look back at the early days of the ADOT Twitter account from the man who sent the first tweet.

Chuckwalla being measured by ruler

10/04/2017

Follow biologists locating, and relocating, chuckwallas for South Mountain Freeway

Capturing chuckwallas is no easy task. Follow along as biologists locate, and relocate, these lizards prior to South Mountain Freeway construction.

10/03/2017

ADOT helps Light AZ Purple for Domestic Violence Awareness Month

ADOT is helping Governor Doug Ducey mark Domestic Violence Awareness Month.

10/02/2017

Project offers rare look at what lies beneath a highway surface

See how we're rebuilding five miles of I-40 from the ground up just west of Williams.

10/01/2017

Where in AZ??

We have another "Where in AZ??" challenge for you on the ADOT Facebook page.

Thermal Camera

09/29/2017

Boldly going where no one has gone before

Three projects, each designed to make Arizona safer, each taking ADOT where no transportation agency has gone before.

09/28/2017

Yesterday and Today: Interstate 17 at Camp Verde

While topography is the same, I-17 heading north into the Verde Valley has changed since the picture at left was taken around 1969.

Traffic camera view of I-40

09/27/2017

The calendar says it's fall, but winter is coming

While some part of Arizona are just now enjoying double digit temperatures, other parts are seeing early signs of winter. Be prepared.

Worker at a desk in the Traffic Operations Center

09/26/2017

State-of-the-art ADOT Traffic Operations Center turns 5

We're celebrating a birthday at ADOT. The Traffic Operations Center is turning five.