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ASU student checks irrigation along highway.
03/23/2026

ADOT partnership with ASU aims to optimize landscape water use

We're highlighting an ASU News article features a partnership that’s helping ADOT learn how to optimize water use in freeway landscaping. The ADOT Urban Freeway Landscape Water Use Efficiency Project nvolves graduate students who are part of ASU’s Arizona Water Innovation Initiative
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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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Popular blog articles

511 website representations of travel times messages
04/16/2020

Going somewhere? Message boards statewide say how long it will take

Over the past year we've announced that motorists along the interstates between Tucson and Flagstaff have been able to gauge how long their trips would take thanks to travel times displayed on ADOT's overhead digital message boards. But...
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Adot keep it grand logo drawn with chalk in background
04/15/2020

ADOT Kids Activity: ‘Keep It Grand’ art challenge!

Please have your kids encourage others to Keep it Grand using their creativity with chalk art.
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A woman stands in a laboratory holding a metal tray filled with dried black material, with shelves and lab equipment in the background.
04/15/2020

For materials lab supervisor, road safety is personal

As in her job with ADOT, Kelly Baum gets to play in dirt to make sure the materials used in construction projects are up to the task.
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ADOT Construction Crane during Girder Installation at Hell Canyon
04/14/2020

ADOT Kids: Zoom backgrounds for future engineers!

We're offering some transportation-themed free Zoom virtual backgrounds for kids captivated by construction.
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A metal Interstate 17 sign displayed at a news conference
04/14/2020

What's in a name? The reason behind I-17's interstate designation

Interstate 17 is a great highway, but if it only runs between Phoenix and Flagstaff, why is it called an interstate?
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04/13/2020

Adopt a Highway: Treasures found year-round in Congress

One Adopt a Highway group has found "one man's trash is another man's treasure" is sometimes true.
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adot kids snow plow coloring drawing cartoon
04/10/2020

ADOT Kids Activity: Get to know snowplows!

EDITOR'S NOTE: During this unprecedented time, ADOT is creating transportation activities for kids. Please visit azdot.gov/ADOTKids or use the hashtag #ADOTKids on ADOT's Twitter, Facebook and Instagram accounts to see what we have going on...
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Black and white photo of workers replacing lights in the Queen Creek Tunnel
04/09/2020

Throwback Thursday: Keeping the lights on

Somebody has to keep the lights on, which is why today's Throwback Thursday highlights a crew doing lighting maintenance in the early 1970s.
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Rest area maintenance
04/08/2020

ADOT (literally) pulling out the stops to support trucking during pandemic

We don't use the word "literally" lightly, but it applies to what ADOT has done to better help serve truckers during the current public health situation.
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04/07/2020

Heed this message when it comes to MVD services

You may have noticed our signs displaying messages about the public health situation. But the message about Service Arizona bears repeating.
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