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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Test your knowledge with practice driver license exams

You can brush up on your skills and learn all about vehicle safety by reviewing the Arizona Driver License Manual. After you study up, be sure to take ADOT's online Driver License practice tests.

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09/06/2013

From the ADOT Archives: Interstate 17 public meeting

These photos are almost 41 years old and show us that on Sept. 20, 1972, the Arizona Highway Department (now known as ADOT) held a public meeting in Camp Verde to discuss Interstate 17.

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09/04/2013

Transportation Defined: Rumble Strips

If you’ve ever drifted a little too far outside a travel lane, only to be jolted back to attention with a not-so-subtle shake, you know what rumble strips are.

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Weekend freeway restrictions map for Phoenix area

08/30/2013

DPS, ADOT to focus on I-17 north of Phoenix as 'Safety Corridor' over Labor Day weekend

Interstate 17 north of the Phoenix area, one of the busiest highways at the start and end of the Labor Day weekend, will be the focus of a safe-driving campaign starting today (Aug. 30).

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08/29/2013

ADOT participates in joint-agency inspection of fuel distribution locations and gas stations

Last month, ADOT participated in a multiagency enforcement detail focused on determining if retail gas stations are adhering rules, laws and regulations governing taxation and quality of fuel sold for use in motor vehicles.

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08/28/2013

Newly paved US 89T set to open with restrictions

ADOT is set to open the newly paved US 89T tomorrow, Aug. 29, albeit with some restrictions. Until construction and fencing is completed, the roadway will be open only during daylight hours (except for local residents) and there will be a 25 mph speed limit.

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08/27/2013

ADOT completes study on economic impact of bicycling in Arizona

A new study by ADOT finds that out-of-state bicycle tourists and customers bring in a significant amount of money to our state’s economy each year.

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08/22/2013

A look at ADOT's Sign Shop

The ADOT Sign Shop is one very busy place. Nearly 35,000 signs were created there during last fiscal year alone – that averages out to almost 3,000 signs each month!

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