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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Drive-thru small talk reinforces mission to make roads safer

Do you know what to do when there's a wrong-way driver? Read further to find out.

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South Mountain Freeway interchange under construction

12/24/2018

From the Director: A year in review at ADOT

ADOT Director John Halikowski takes a look back at the agency's 2018 accomplishments.

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12/20/2018

Drivers: Make safe decisions and get on the ‘nice list’

In an effort to encourage drivers to make better decisions behind the wheel, motorists will see Christmas-themed safety messages on ADOT’s overhead signs.

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12/18/2018

Award-winning projects making a difference on freeways

A national group has honored an ADOT project that has dramatically improved traffic flow and safety on US 60 in Tempe and ADOT's I-17 wrong-way pilot system.

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12/17/2018

Explore sights and sounds from an I-10 bridge deck pour

This effort is interesting beyond the wow factor, as it's a major step forward for a project widening 4 miles of I-10 to three lanes between Earley Road and I-8 in Casa Grande.

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