ADOT Blog

Latest blog articles

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.

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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...

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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...

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From the Director: More creative than ADOT? It’s your turn!

Here’s your chance to be creative while thinking of important safety messages.

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02/08/2017

By opening earlier in Tucson, MVD improves customer service, saves taxpayer dollars

What difference can half an hour make? A huge one when it results in an 80 percent reduction in employee overtime.

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02/07/2017

Hashknife Pony Express saddles up for a historic ride along state highways

In an age when most messages get where they're going in a flash, the Hashknife Pony Express endures in a traditional ride along state highways.

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02/06/2017

Simple solution saves money on street sweeper repairs

Culture of continuous improvement leads to a street sweeper innovation.

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Digital Message sign Blow the whistle on distracted driving

02/03/2017

Huddle up! Make safe, smart calls when driving this weekend

Learn more about what you do do to ensure your Super Bowl weekend is super-safe.

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02/02/2017

From the Director: What are Safety Corridors?

Director John Halikowski shares how ADOT is working with the Department of Public Safety and Governor’s Office of Highway Safety to add Safety Corridors.

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