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

A graphic showing a scenic desert road with safety tips for day trips: bring water, snacks, medications, phone, wipes, and face covering.

04/06/2021

Prepare in advance for highway trips as we transition to warmer weather

Winter is in the rearview mirror, which means we go from advising people to be prepared for winter driving conditions to preparing people for summer driving conditions!

SR89 Adopt-a-Highway sign

04/05/2021

Adopt a Highway: Congress RVers keep SR 89 grand

Tucked away between Wickenburg and Congress Junction along State Route 89 is an unique community with a volunteer spirit that's hard to beat.

Road sign of cow with a parachute.

04/02/2021

Ask ADOT: Flying cows

We recently fielded a question about whether parachuting cows is a pervasive problem in our state.

A smiling woman beside bold text: Distracted drivers terrify me. azdot.gov/terrify.

04/01/2021

Distracted Driving Awareness Month a yearly reminder to pay attention

It's April Fools Day, but we don't want you to be a fool on the road. Driving distracted is a leading factor in fatal crashes.

Diagram showing cars using a zipper merge at a lane closure, with traffic cones blocking one lane and vehicles alternating to merge into the open lane.

03/31/2021

Zipper merge eases traffic - and your dilemmas

Does merging present a dilemma for you? Then let us introduce the zipper merge to help!

Emergency Repairs US 89 north of Flagstaff near Cameron

03/30/2021

ADOT begins permanent repairs to US 89 section that washed out in 2018

Flooding and heavy rain took our a section of US 89 near Cameron. Now, we're working to make permanent repairs to the damaged section of highway.

03/29/2021

Get creative with the ADOT Safety Message Contest

We're looking for unique safety messages from you again this year!

Anti-icing stripes on freeway

03/26/2021

Ask ADOT: What are those weird white lines on the road?

We often receive questions when it comes to winter weather and today's question is fairly common.

03/24/2021

Ask ADOT: Mill and Fill

We're answering your pavement repair questions on Interstate 10 in the West Valley.

Wildfire along highway

03/23/2021

This year let's give firefighters a break

Wildfires along state highways are a danger to both the traveling public and firefighters, so we all need to do our part to prevent them.