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Volunteer placing trash in ADOT bag
03/17/2026

Get involved: Join us for an Earth Day litter clean-up

Adopt a Highway volunteer groups and others are invited to help tidy up along state highways for Earth Day. Whether you are a seasoned volunteer or just looking to make a difference, your participation makes a measurable impact toward reducing roadside litter.
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Sprayer applies fog seal to highway.
03/15/2026

PODCAST: One key way that ADOT extends the life of highway pavement

This week’s episode of On the Road With ADOT features two of our many team members involved in preserving Arizona’s vast investment in state highways and the use of fog seals to extend pavement life.
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A digital message board on the highway encourages motorists to designate a driver.
03/14/2026

Don’t leave it up to luck: Designate a driver this St. Patrick’s Day

With St. Patrick’s Day around the corner, we want to take a moment and remind everyone to plan ahead so you get home safely after the festivities. If you’re out on state highways this weekend, you may notice some of our overhead message...
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Popular blog articles

ADOT license plate bingo
08/25/2020

ADOT Kids: Let's play license plate bingo!

Looking for kid-friendly activities for your next road trip? We are here to help!
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Aerial view of a roundabout with multiple cars driving, surrounded by desert landscape and sparse vegetation.
08/24/2020

Requiem for Roundabouts, at least the ones at Happy Valley Road

We've recently said goodbye to the roundabouts at Happy Valley Road. Here is our final ode to this sometimes maligned traffic interchange which did its job.
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Traffic on bridge
08/21/2020

From the Director: ADOT earns a trio of regional awards

Three ADOT projects from the last year have been recognized as some of the best in the industry in the 2020 America's Transportation Awards.
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08/21/2020

Register now to participate in National Cleanup Day!

National Cleanup Day happens in one month, so now is the time to tell us you'll be there!
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Orange barrier with a bilingual No Trespassing, Construction Area warning sign on a paved road.
08/19/2020

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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08/11/2020

Join National CleanUp Day!

Calling all volunteers! National CleanUp Day is coming and we hope you'll participate through Adopt a Highway.
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