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A rural highway work zone.
04/25/2025

At Skousen Road and SR 87, a big improvement for the Coolidge area

An ADOT project added a traffic signal and lighting and reconstructed the intersection, which is about a mile west of the Casa Grande Ruins National Monument. It added a lane on SR 87 west of Skousen Road to allow for right turns onto Skousen Road. And both directions of Skousen Road now feature left-turn lanes for traffic turning onto SR 87.
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Sample driver licenses under a blacklight.
04/24/2025

Shining a light on a lesser-known Arizona driver license feature

The Arizona Travel ID deadline is almost upon us. But, if you haven’t gotten yours yet – or maybe even if you have – there’s a feature of your card that many don’t know exists. If you have a Travel ID, or any Arizona driver license or ID...
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A digital message board on the highway encourages motorists to slow down.
04/22/2025

Slow down and give workers a brake during Work Zone Awareness Week

If you travel on Arizona highways this week, you might see ADOT’s overhead message signs displaying a traffic safety message encouraging motorists to slow down in work zones. National Work Zone Awareness Week, which runs from April 21-25...
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Detour Blog
07/11/2024

Use our designated detours, you’ll thank us later

When faced with freeway closures, it may be tempting to seek out the quickest shortcut via side streets, but taking Arizona Department of Transportation's designated detour routes isn't just a suggestion,it's a crucial step for ensuring safety, reducing congestion and maintaining the smooth flow of traffic for everyone.
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Dust sensors along a rural highway.
07/11/2024

Over 50 years of dust storm safety at ADOT

When monsoon season comes around, most Arizonans are familiar with the thunderstorms and dust storms that can cause dangerous driving conditions. At the Arizona Department of Transportation, we’ve been working on keeping motorists safe on...
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On the Road With ADOT logo
07/10/2024

PODCAST: On ADOT's 50th anniversary spend time with a 50-year employee

In this episode of On the Road with ADOT, we're marking our 50th anniversary as the Arizona Department of Transportation. LeRoy Brady, our chief landscape architect and a 50-year employee, shares his memories and experiences with our host, Doug Nintzel.
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Three pins in the sunshine.
07/09/2024

Pins of the Past: Discovering ADOT’s history at a local thrift shop

Our 50th anniversary celebration continues with these really neat pins we uncovered while thrifting in the Valley.
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In a black and white photo from 1974, people gather at the opening of a rural highway.
07/08/2024

Looking back at SR 74 opening in 1974

As we mark ADOT’s 50th Anniversary, we’ve been looking back at what was happening with all things transportation in Arizona when we became the state DOT in 1974. One particular item caught our attention. Did you know that State Route 74...
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A photograph from 1974 of an urban highway.
07/06/2024

A flashback to Arizona highways in 1974

We gathered every photo of highways we could find from 1974 and made this video.
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07/05/2024

Maricopa Association of Governments bolsters ADOT’s battle against litter and weeds

We're grateful to our partners at the Maricopa Association of Governments (MAG) for committing Proposition 400 funding to additional cleanups of hard-to-reach locations along Valley freeways.
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An electronic message board near a highway displays the message, "celebrate freedom, independence and designated drivers."
07/04/2024

This July 4, only sparklers should be lit

As Arizonans celebrate Independence Day with hot dogs, cookouts, fireworks and time by the pool, we at ADOT want to remind drivers to make sure you have a plan to get home safely if the celebrations include alcohol. Whether that’s calling a...
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Four before-and-after photographs that show how much earth blasting removed.
07/04/2024

ADOT Kids: Building highways is a blast!

Have you ever wondered what it takes to move mountains? Let’s dig in and learn more! The I-17 Improvement Project corridor is one example of an ADOT project that required entire sections of the mountainsides to be blasted and excavated to...
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Two men stand next two barrels filled with license plates.
07/03/2024

What was happening at ADOT in July 1974?

Like many large organizations or companies, ADOT has a internal publications aimed at keeping employees up-to-date on agency issues. Back in July 1974, when the state legislature created the Arizona Department of Transportation when it...
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