ADOT Blog

Latest blog articles

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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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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Patience please for South Mountain's shared-use path

We're very excited for the shared-use path along the South Mountain Freeway to open, but it's not quite ready yet! That's why we are asking folks to please wait until everything is done to start enjoying it.

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Interstate 19 and Ajo Way in Tucson viewed from the air

08/18/2020

From the Director: ADOT making significant strides when it comes to traffic safety

Though ADOT cannot reduce the number of crashes that happen on Arizona roads by itself, our director talks about what we are doing to make sure everyone gets Safely Home.

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A graphic of cars driving on a highway. The text urges drivers to slow down and avoid tailgating to prevent crashes.

08/17/2020

Rear-end crashes are the most common type of collision

The latest annual Arizona vehicle crash data tells us about the most common type of collision - and how some simply changes to driving behavior can help change that.

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A broken concrete bridge with missing sections stands over dry, cracked ground and tall grass, with a hill and another bridge visible in the background.

08/13/2020

The triumph and folly of Antelope Bridge

Antelope Bridge is an early example of an Arizona project built with prison labor, but it couldn't overcome a poorly selected crossing site.

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Construction workers in safety gear working on a bridge framework with metal supports and green hills behind.

08/12/2020

As piers rise from below, Pinto Creek project at halfway point

We are halfway through our project on US 60 at Pinto Creek. You may not have seen much now, but that will change as we move into the back half of the project.

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