ADOT Blog

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...

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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.

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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.

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What do Metallica, Neil Diamond and Ed Sheeran have to do with traffic safety?

Here's why many of our dynamic message signs will display music-themed safety messages this weekend.

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08/03/2017

Art of Transportation: Perspective is everything

An unusual perspective on construction in Tucson is featured in this week's Art of Transportation.

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Satellite-mapping image showing where new State Route 287 interchange will be built with Interstate 10.

08/01/2017

Step aside: Making improvements without giving drivers a roadblock

Two big projects are ahead, but the impact during construction should be minimal.

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07/31/2017

From the Archives: 1970s safety messages

Many have taken notice of the safety messages on ADOT's overhead message boards, but the agency has been trying to get drivers' attention for many years.

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