ADOT Blog | Department of Transportation

Latest blog articles

Aerial view of Hance Park.

08/10/2026

Forever linked: The I-10 tunnel and Hance Park have different birthdays

While the I-10 Deck Park Tunnel turns 36, younger "sibling" Margaret T. Hance Park maintains its place as a space for the community to gather.

Loop 303 project

08/07/2026

Big freeway construction project is in its early stages south of I-10 in Goodyear

The opening of a well-known travel center featuring a beaver mascot in Goodyear made a lot more news this summer than the start of ADOT’s latest freeway construction project, also in that West Valley city. The project to extend Loop 303...

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...

Popular blog articles

MVD customers and staff in an MVD office

03/21/2018

How much has the MVD office experience improved? Ask our customers

The MVD has been making improvements, and customers are noticing.

03/20/2018

In Douglas, ADOT officers win Battle of the Badges blood drive

Learn how ADOT officers took home the Heart Award for the number of people who donated blood in the local contest.

Drone on table

03/19/2018

Allow me to drone on about ADOT’s remote-control pilots!

ADOT drone helps crews get a better look at projects.

03/18/2018

Where in AZ??

Today's "Where in AZ??" challenge takes you to some steep terrain and curvy roads.

A plaque honors Charles Churchill Small Father of Arizona Highways with mountains and desert in the background.

03/14/2018

Remembering the “Father of Arizona Highways”

State archives shed light on little-known man once honored as the "Father of Arizona Highways."

03/13/2018

Partnership including ADOT uses technology to improve Bell Road traffic flow

Technology is being tested along Bell Road to reduce congestion.

03/11/2018

Where in AZ??

Do you know this Arizona location? Visit our social media pages to enter your guess!

Old photo from Newsbeat of Engineers in Training

03/09/2018

From the Archives: Engineer-In-Training program

We're taking you back to the beginnings of the Engineer-in-Training program.

South Mountain Freeway construction equipment

03/08/2018

From the Director: Progress Continues for South Mountain Freeway

Arizona's largest highway project ever is on track to be open to traffic in 2019.

03/07/2018

For ADOT's statewide road weather manager, showing beats telling during storms

When snowstorms arrive, Mark Trennepohl hits the road to find where snow, ice and wind are affecting travel.