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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

04/09/2014

Will you know what to do when a dust storm hits?

Our new "Pull Aside, Stay Alive" video helps spread dust storm safety message.
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ADOT workers remove sign from trailer along highway
04/07/2014

Work Zone Awareness Week starts today

Work Zone Awareness Week starts today and we've got some tips that will help keep you, and everyone in the work zone, safe.
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Passenger rail stdy webpage header
04/04/2014

Comment period continues for ADOT's passenger rail study

As ADOT continues to examine the feasibility of a passenger rail line between Phoenix and Tucson, you still have plenty of time to provide input.
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A highway overpass with several cars driving, crossing above a dry concrete drainage canal on a clear, sunny day. A green road sign is visible in the distance.
04/03/2014

New Loop 101 HOV-lane ramps now open at Maryland Ave. in Glendale

New freeway ramps to improve the flow of traffic near University of Phoenix Stadium and Jobing.com Arena in Glendale are now open.
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04/01/2014

ADOT selects preconstruction contractor for emergency repairs on US 89

ADOT cleared another hurdle last week in its effort to get the US 89 landslide repair started. ADOT has finalized an agreement with a contractor for preconstruction engineering services.
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03/28/2014

Historic Chevelon Creek Bridge gets restored

The Chevelon Creek Bridge has been around almost as long as Arizona has been an official state, but age isn’t the only noteworthy aspect of this structure.
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A large truck with an Oversize Load sign hauls an oversized red and white cargo trailer on a highway, accompanied by workers in safety vests.
03/27/2014

520-ton oversize load slowly makes its way through state

A majorly massive haul consisting of one (very big) transformer is being moved (very slowly) through Arizona to its final destination in Yuma.
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03/25/2014

New I-11 signs mark congressionally designated corridor

New signs mark the future I-11 corridor between Phoenix and Las Vegas. They were installed by ADOT along US 93, a likely route for the proposed interstate.
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03/21/2014

Major reconstruction of Virgin River Bridge No. 6 to begin on I-15

The largest project in more than 40 years on Arizona’s portion of I-15 will begin next week when ADOT starts on the reconstruction of Virgin River Bridge No. 6 in the far northwest corner of the state.
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03/20/2014

The Science of Transportation: Sieve Analysis

You might think that highway construction is all about big machinery, heavy-duty vehicles, massive structures and materials by the ton – but it’s not.
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