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Loop 303 project
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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AAH volunteer group
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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Popular blog articles

Crane sets a bridge girder
12/29/2020

Bridge girder placement an eye-catching sign of progress in Winkelman

If you drove on SR 77 near Winkelman this month, there was no missing this important sign of progress.
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Dolan Ellis suings and strums his guitar.
12/28/2020

VIDEO: State balladeer sings of drive from Flagstaff

We're taking a trip back in time to Interstate 17 in the 1950s with state balladeer Dolan Ellis.
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Large red and white billboard advertising land for sale in Santa Claus, AZ, next to an old building and overgrown weeds on a sunny day.
12/24/2020

Ho-ho-holiday spectacle once conspicuous on US 93

Once a favorite tourist haunt along US 93, Santa Claus is now nothing more than a blip on the map.
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Snow along Interstate 40 through Flagstaff
12/23/2020

Safety tips if you’re on the road during holidays and beyond

If you're traveling for the holidays, please focus on highway and health safety.
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View of South Mountain Freeway with words Now Open over it
12/21/2020

A year ago, the South Mountain Freeway was a welcome addition to Valley freeways

After a year of being open to Valley drivers, what's your favorite memory of the Loop 202 South Mountain Freeway?
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Blue diamond artwork on bridge
12/18/2020

Art of Transportation: Blue diamonds are like stars

Blue stars merging with the shape of mountains and an abstraction of a saguaro cactus are just some of the beauty built into the new Happy Valley interchange on I-17.
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Graphic of wrapping paper torn open to reveal the Grand Canyon
12/17/2020

Unwrap Arizona Highways Magazine from December 1978

There's something magical about the holidays, and who better to capture that then the photographers at Arizona Highways Magazine? Take a look at a December issue from the 1970s!
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Specialty plate compilation
12/16/2020

Gift cards are the worst; consider these presents instead!

Time running out, but you are still searching for the perfect holiday gift? ADOT is here with some suggestions!
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One of the ADOT Snowplows clears highways of snow and ice
12/15/2020

ADOT has a game plan for tackling snow

Getting ready for a snow storm is like getting ready for the big game. Have your defense ready and a plan in place. That's how ADOT plans to wins this season!
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Map of State Route 24 project area
12/14/2020

SR 24 about to hit a growth spurt

The state's shortest highway is about to grow by several miles.
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