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Quarterly volunteer adoptions background
03/07/2026

Meet the volunteers beautifying Arizona roadsides

These are just a few examples of the efforts made by our growing team of volunteers. See who's volunteering in your community and the accomplishments already being made to reduce litter.
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Website poster for ways to tour Route 66
03/06/2026

Route 66 centennial: Ways you can join a year of celebration

While Route 66 was officially decommissioned in the 1980s and replaced in Arizona by I-40, its centennial is a big deal for those of us in the highway business. In this post, we're pointing you to some of the ways Arizona cities and towns are celebrating:
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Map of Loop 303 project in North Valley
03/01/2026

PODCAST: Big Loop 303 improvements underway in the North Valley

Joe Heller, our resident engineer on a big project getting underway in the North Valley, joins On the Road With ADOT this week to explain what's coming over the next two and a half years, including a flyover ramp connecting northbound I-17 with Loop 303.
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Popular blog articles

09/25/2019

From the Director: Your opinion counts on transportation studies

When is ADOT going to widen Interstate 10 as you travel from Phoenix toward Casa Grande? What is ADOT doing to have an alternate route between Phoenix and Tucson? What is to be done with traffic congestion at the Broadway Curve? I have...
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A desert highway with a speed limit of 55 mph painted in large white numbers on the road and several cars driving in both directions.
09/24/2019

A new way to keep the speed limit top of mind

Those driving along State Route 347 between Interstate 10 and Riggs Road will see large white decals being tested on the pavement.
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09/23/2019

Making the rounds on National CleanUp Day

ADOT Adopt a Highway volunteer groups raked-in – literally – hundreds of bags of trash from highways, joining groups around the country making their communities better.
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09/22/2019

Where in AZ??

Join us for another "Where in AZ??" Sunday challenge!
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Copper Anvil Award
09/20/2019

'Drive Aware, Get There' safety campaign recognized

There’s no single, engineering solution to solving wrong-way drivers. That hasn’t stopped ADOT from constructing, installing, implementing and engaging in a variety of countermeasures aimed at making our highways safer. Earlier this week...
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Screenshot of AZ511 alert
09/19/2019

From traffic to the weather, az511 now has you covered

It's time for that big family trip to the Grand Canyon. Everyone's ready, the car's packed and the destination entered into the GPS. Only things left before hitting the open road are double-checking the traffic and the weather. And thanks...
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Aerial view of SR 88 roundabout
09/17/2019

Turn your week around with National Roundabouts Week

Did you know this week is National Roundabouts Week? Here's why this handy intersection design deserves some recognition.
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Volunteers pick up litter along highway
09/17/2019

From the Director: Thank you trash slayers!

With National CleanUp Day approaching on Sept. 21, I want to express my thanks to our volunteers and sponsors who consistently pick up trash along our state highways. These volunteers have cleaned up 1,672 miles of Arizona highways. You are...
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Text reading Car Seat Safety Tips with the word Safety highlighted in orange; other words are in black on a plain light background.
09/16/2019

Sept. 15-21 is Child Passenger Safety Week

If you can relate to any of the following, Child Passenger Safety Week is for you: A soon-to-be parent, puzzled by the options and choices of infant carriers, rear- and forward-facing car seats, and booster seats. A grandparent discovering...
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09/15/2019

Where in AZ??

Blue skies, green grass and trees will greet you at today's "Where in AZ??" location.
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