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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Smart phones. Smart cars. Coming soon: Smart freeways

You have a smartphone, may want a smart car and will soon be introduced to smart highways.

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07/24/2017

Stay out of the No-Zone

To keep yourself and others safe, you need to drive differently when you're near semi-trucks.

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07/23/2017

Where in AZ??

Can you guess "Where in AZ??" we snapped this photo? Post your guess on our Facebook page!

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07/21/2017

Two projects now rejuvenating weather-damaged I-40 stretches west of Flagstaff

After getting beat up by years of freezes, thaws and heavy weather, Interstate 40 west of Flagstaff is getting a much-needed upgrade in the form of two projects.

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