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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Get motorcycle safety training from the pros

Our newest video focuses on the value of enrolling in a professional motorcycle rider training course.

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05/07/2015

From the Archives: The science of transportation

Highway construction isn’t just big machinery, heavy-duty vehicles and materials by the ton. There’s a lot of work that happens off project sites and inside a lab.

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05/06/2015

Availability of energy-efficient vehicle license plates has ended

The availability of energy-efficient license plates for owners of qualified vehicles has ended as the maximum number of plate applications has been reached.

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Three construction workers in safety gear talk near a large, red sculptural sign under a clear blue sky.

05/05/2015

ASU landscape architecture students get Loop 101 tour

Learning doesn’t always have to take place inside of a classroom, sometimes it can happen safely near the side of a freeway!

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04/30/2015

Work continues on Loop 202 improvement project

It has been a while since we last updated you on the Loop 202 widening project, but if you’re an East Valley driver, you’ve probably noticed the progress.

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04/29/2015

ADOT receives environmental award for San Pedro bridge replacement near Sierra Vista

ADOT has been recognized for its environmental protection efforts while rebuilding the San Pedro Bridge through a sensitive conservation area on State Route 90 east of Sierra Vista.

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