ADOT Blog | Department of Transportation

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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.

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:

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.

Popular blog articles

Old photo mixing oil for road

01/18/2018

From the Archives: Road work in the 1930s

We dug up a photo of a road crew at work in the 1930s!

Tearing down Ina Road bridge at I-10

01/17/2018

Shaping the future of Pima County freeway travel

Construction activity on Pima County highways kicked off in 2018 with the bridge over Ina Road coming down and that's just beginning of improvements planned for the county over the coming years.

Sign points to MVD office

01/16/2018

Empowered employees improve MVD customer service

The MVD just had its best month ever! It's not the number of transactions we're talking about, it's customer service.

South Mountain Freeway work zone on Interstate 10

01/12/2018

Focus On Driving: Crashes in work zones spike in January

On average, more crashes occur in work zones in January in Arizona than in any other month.

Old photo of I-15 Construction

01/11/2018

From the Archives: Construction through the mountains of northwestern Arizona

Road construction can be a challenge on a good day, but is especially challenging when building a road through the mountains.

Image of DMS that reads "Heavy rain, Low visibility, Slow down"

01/09/2018

A tip that works for snow, ice or rain: Slow down

Please keep safety in mind regardless of where you are driving over the next day or two.

A brick and metal visitor center with a tall tower structure, information boards, and a clear blue sky in the background.

01/08/2018

Renovations increase rest areas' value to travelers

It's remodel time at the Sacaton Rest Area! In addition to a new look, the rest area will be getting needed sewer and electrical upgrades.

Two old tires stacked

01/05/2018

Continuous Improvement: Repurposing spare tires saves time, money

ADOT's culture of continuous improvement looks has employees looking for cost savings everywhere, including the trunk of old vehicles.

I-19 construction in 1964 aerial view

01/04/2018

From the Archives: Aerial view of Interstate 19

We're taking it back to the mid-60s today and construction of the only highway in the country still using the metric system.

Traffic cones and cars on road

01/03/2018

On Alert: ADOT maintenance crews on call and ready to respond

ADOT crews that fix guardrails and fill potholes also assist whenever they are needed on traffic incidents.