ADOT Blog

Latest blog articles

01/18/2026

PODCAST: The partnership driving Phoenix-area freeway improvements

The Maricopa Association of Governments' Chief Transportation Officer returns in this week's episode to discuss how Proposition 400 has shaped the region's sucess through projects such as the recently completed I-10 Broadway Curve improvement, the Loop 202 (South Mountain Freeway), Loop 303 (Estrella Freeway) and State Route 24 (Gateway Freeway).

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01/16/2026

The 10 most popular specialty license plates in Arizona for 2025

Whether a driver wants to support a cause, rep their team or just add a pop of color to their car, with 109 specialty license plates available in Arizona, there’s a little something for everyone. And specialty license plates are more...

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New striping at northbound I-17 exit to Loop 303

01/15/2026

MAG partnership helps ADOT make quick freeway improvements in Valley

A much-needed second lane at the northbound I-17 exit to Loop 303 results from funding flexibility provided by the Maricopa Association of Governments, the Phoenix area's regional transportation planning agency.

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Why are US 93 mileposts in backward order?

US 93 has a surprising quirk: Its milepost numbers get higher as you head south. Why the highway is like that is a tricky question to answer.

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08/02/2020

Where in AZ??

It might be a sign of the times or it might just be a busy area! Join or weekly "Where in AZ??" challenge.

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A man guides a team of six mules pulling a plow across a sandy field, with another team and workers visible in the background under a bright sky.

07/31/2020

Flashback Friday: Mule crews

Here's a photo that reminds us why we are happy working in these mechanized times.

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Large equipment being used to construct overpass

07/30/2020

Throwback Thursday: A balanced approach

More than 20 years ago, ADOT did a careful balancing act of widening State Route 87.

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07/29/2020

Turning back the pages on Carefree Highway's top 10 hit

Did you know there's a connection between an Arizona highway and Canadian folk singer Gordon Lightfoot?

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Photo of pedestrian hybrid beacon and cars

07/28/2020

ADOT's pedestrian hybrid beacon study wins national award

An ADOT study on traffic control devices to help pedestrians cross a street or highway has received a national award.

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Map showing mileposts in the Gila Bend area

07/27/2020

Why mileposts on State Route 85 are both coming and going

State Route can't seem to decide whether its coming or going. We dive into while the route from Phoenix to Lukeville is numbered in two contrary ways.

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