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A digital message board on the highway encourages motorists to drive sober.
07/02/2026

Sparklers, not drivers, should be lit over July 4 weekend

Independence Day is just around the corner, and we want to take a moment and remind Arizonans that sparklers, not drivers, should be “lit” during the holiday celebrations. If you’re driving on state highways this holiday weekend, you may...
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4 years of MVD Community Connections
07/01/2026

MVD Community Connections enters year 5 of giving back

The Arizona Department of Transportation Motor Vehicle Division charitable team known as MVD Community Connections began the fifth year of giving back to Arizona communities.
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AAH four volunteer collage
06/30/2026

Adopt a Highway: Save the date for National CleanUp Day

We're gearing up for ADOT's annual statewide cleanup held on National CleanUp Day. Register your volunteer group to participate or let us know if you'd like to adopt your own section to help keep Arizona grand throughout the year.
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Popular blog articles

Diagram showing cars using a zipper merge at a lane closure, with traffic cones blocking one lane and vehicles alternating to merge into the open lane.
03/31/2021

Zipper merge eases traffic - and your dilemmas

Does merging present a dilemma for you? Then let us introduce the zipper merge to help!
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Emergency Repairs US 89 north of Flagstaff near Cameron
03/30/2021

ADOT begins permanent repairs to US 89 section that washed out in 2018

Flooding and heavy rain took our a section of US 89 near Cameron. Now, we're working to make permanent repairs to the damaged section of highway.
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03/29/2021

Get creative with the ADOT Safety Message Contest

We're looking for unique safety messages from you again this year!
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Anti-icing stripes on freeway
03/26/2021

Ask ADOT: What are those weird white lines on the road?

We often receive questions when it comes to winter weather and today's question is fairly common.
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03/24/2021

Ask ADOT: Mill and Fill

We're answering your pavement repair questions on Interstate 10 in the West Valley.
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Wildfire along highway
03/23/2021

This year let's give firefighters a break

Wildfires along state highways are a danger to both the traveling public and firefighters, so we all need to do our part to prevent them.
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Cover of tentative five-year construction program update
03/22/2021

From the Director: How to comment on ADOT's Tentative Five-Year Construction Program

We have released our tentative five-year plan for upcoming transportation projects. But we need your input before it's finalized.
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Black and white photo of a concrete bridge with arched railings spanning a dry, rocky creek bed, with sparse vegetation and a hill in the background.
03/19/2021

You can still drive over this important bridge near Bisbee

This historical bridge built before Arizona was a state continues to support travelers in southeastern Arizona.
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Chief Bylas historical marker
03/18/2021

History marks the spot alongside US 70

Historical markers are everywhere along state highways, and these two along US 70 are a good example of just how much history you can find while driving.
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Image of MSE walls
03/17/2021

Transportation Defined: MSE walls hold up nicely

Mechanically Stabilized Earth walls are all around you ... if you know where to look.
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