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A digital message board on the highway encourages motorists to drive focused.
05/22/2026

Over Memorial Day Weekend, drive focused and designate a driver

The heat is here and a long three-day weekend is ahead to mark the unofficial start to summer. And with people planning road trips over Memorial Day weekend, we want to remind drivers to stay focused and expect the unexpected. But, before...
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Women discuss construction opportunities at ADOT expo
05/21/2026

ADOT expo panel highlights women in construction

Last week's ADOT Disadvantaged Business Enterprise (DBE) and Small Business Transportation Expo, themed "Road to Results: People, Projects and Progress," brought together more than 400 attendees ready to connect with industry leaders and explore project opportunities, build partnerships and make workforce connections.
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List of Adopt a Highway volunteers
05/18/2026

Welcome aboard: Meet the new volunteers

These dedicated groups are stepping up to make a positive impact by keeping highways clean. Join us in celebrating their commitment to Arizona and their communities.
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Popular blog articles

10/01/2015

ADOT iShare Innovation Showcase highlights new ideas

ADOT hosted its first iShare Innovation Showcase, giving agency employees an opportunity to share the ideas that have helped streamline efforts.
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Wildlife Sign
09/29/2015

ADOT nationally recognized for environmental leadership

ADOT has received a new accolade for its leadership in developing wildlife crossing structures in Arizona.
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09/25/2015

ADOT YouTube channel nears milestone

We’re about to hit a big milestone over on the ADOT YouTube channel!
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09/24/2015

Work continues on Hell Canyon Bridge replacement

We have an update for you on the Hell Canyon Bridge replacement project that isn’t infernal at all!
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09/23/2015

Your top vehicle registration questions (and the answers)

Vehicle registration is a topic that matters to just about every vehicle-owner in this state. Today, we're sharing some frequently asked questions on the subject (along with the answers!).
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A newly paved road with a roundabout, surrounded by trees. A green highway sign indicates the direction to Sedona via State Route 89A.
09/16/2015

I-17/SR 89A intersection improvements wrap up near Flagstaff

It’s been a while since we last checked in up north on the I-17/JW Powell traffic interchange improvement project.
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Aerial view of State Route 88 roundabout
09/15/2015

Why we build roundabouts

Learn about the benefits that modern roundabouts offer traffic planners and engineers.
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Large red lizard artwork painted on concrete support pillar under a highway overpass, with geometric patterns on adjacent pillars and highway in background.
09/10/2015

Transportation Defined: Rustication

Rustication and graphic elements are used to help create visual interest and a sense of place.
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Map showing potential passenger rail routes
09/03/2015

Give us your feedback on the Passenger Rail Corridor Study

ADOT, in partnership with the Federal Railroad Admin., has released the Draft Tier 1 Environmental Impact Statement for Passenger Rail Corridor Study.
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A horse-drawn stagecoach travels down a deserted, sunlit street in the historic town of Tombstone Arizona with wooden buildings on either side.
09/02/2015

History is re-created in Tombstone as part of ADOT project on SR 80

Improvements to SR 80 through Tombstone include the replacement of water-damaged adobe at the base of Schieffelin Hall, one of the most significant historic buildings in “The Town Too Tough to Die.”
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