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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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Aerial view of I-17 interchange with Loop 303 in north Phoenix
02/24/2026

Initial work starting on Loop 303 and I-17 improvements in north Phoenix

A major component of the work will be building the direct ramps to create the freeway-to-freeway interchange. When completed over the next two-and-a-half years, drivers will skip the traffic signals at the current Loop 303/I-17 diamond interchange.
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A photo of ADOT Senior Resident Engineer Joel Porras
02/23/2026

Celebrating Engineers Week 2026

Engineers at ADOT play a vital role in building and maintaining Arizona’s roads. During National Engineers Week, Feb. 22-28, we’re celebrating engineers and the work they do to keep Arizona moving.
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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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2020 Arizona Census encouraging participation.
04/06/2020

For the 2020 Census and transportation, everyone counts

While those other drivers during your commute may sometimes seem like a nuisance, the truth is they - and you - are an important part of making sure the state gets its fair amount of transportation funds.
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04/03/2020

Watch the creative destruction happening on I-10 at Ruthrauff

We recently set to work demolishing the old I-10 bridge over Ruthrauff Road in Tucson to build a better interchange.
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Construction academy graduates pose with certificates
04/02/2020

Construction Academy for women sets up graduates for success

The first ADOT Construction Academy exclusively for women bucked trends and stereotypes.
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Vehicle using South Mountain Freeway
04/01/2020

South Mountain Freeway saves time for commuters, businesses

For businesses along its route, the South Mountain Freeway is proving to be a time saver.
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Work zone with barriers and traffic cones
03/31/2020

Driving Safety Home: Safe work zones for all

It's that time of year again. Warming temperatures mean spring is when construction projects kick into high gear. So it's an appropriate time for Work Zone Awareness Week. State Engineer Dallas Hammit shares his thoughts on what this week means.
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AZ MVD NOW logo with Arizona state outline and bold letters in black and orange.
03/30/2020

AZ MVD Now a real-world solution for current MVD needs

There's a lot going on in the world at the moment and AZ MVD Now makes a trip to the MVD one less thing to worry about.
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