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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ADOT bridges continue to score well on national basis

Did you know we have 4,824 bridges along state highways? And we recently got some good news about them.

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Cars at an intersection under a freeway overpass with a sign reading Maricopa Fwy at dusk.

05/08/2020

New I-17 bridge at Central Avenue allowing for future advances

Work to build a new, larger Interstate 17 bridge over Central Avenue south of downtown Phoenix is now underway as ADOT and partner agencies look ahead to improvements beyond the freeway itself. But the progress also means drivers should...

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Line of cement trucks entering batch plant

05/07/2020

Transportation Defined: Batch plant

Today we are taking a look at batch plants and how they help projects be more efficient and cost effective.

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05/06/2020

Face off: AZ 511 app versus ADOT Alerts app

ADOT offers two apps for drivers, but which one is right for you?

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05/05/2020

Adopt a Highway: Overgaard Ponderosa Lions Club ‘Keep It Grand’

One White Mountain community group has maintained 2 miles of State Route 277 for 15 years.

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05/04/2020

Transportation Defined: Fog Seal

Today's Transportation Defined is all about pavement preservation. Let's talk about fog sealing.

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Cartoon of terrified parent in passenger seat yelling "STOP!" at teen driver on phone

05/01/2020

Teen vs. Parent Quiz: Who knows more about safe driving?

As summer arrives, many teens will be spending more time practicing their driving skills and preparing for the driver license test. Along with the preparation can come a struggle between parent and teen of how to drive and who "knows it...

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