ADOT Blog | Department of Transportation

Latest blog articles

Sign marking the start of the I-17 flex lanes

12/31/2025

Valley freeways: A glance at '25 and glimpse at '26 projects

A couple of words come to mind when one examines the year that was and the year to come when it comes to Phoenix-area freeways: new lanes. Here's a look back and forward for Phoenix-area freeways.

Arizona Travel ID

12/28/2025

The Arizona Travel ID can help you avoid a new federal fee

Starting on Feb. 1, those who do not have a federally compliant credential like a passport or the Arizona Travel ID will be charged $45 for the new TSA ConfirmID service to get you through TSA security for up to 10 days.

Adopt a Highway volunteer holds up a piece of litter.

12/27/2025

PODCAST: Resolve to help keep highways cleaner in 2026

On this week's episode of On the Road With ADOT, Adopt a Highway Program Manager Mary Currie explains how you can get involved and help keep Arizona grand.

Popular blog articles

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.

01/02/2018

After pavement sealing, an employee invention helps reopen freeway sooner

An ADOT innovation gets drivers back on the freeway faster after a maintenance closure.

12/31/2017

Where in AZ?? 1/31/17

We have one last "Where in AZ??" challenge before the year ends!

Highway sign at night reads: Just buzzed? Nice try, thats a DUI. Cars are visible on the road.

12/29/2017

Plan ahead for New Year’s Eve revelry

Make plans now for your sober ride home on New Year's Eve.

12/28/2017

South Mountain Freeway: What a difference a year makes

Photos help tell the story of a freeway that will bring traffic relief when it opens by late 2019.

Stone sign reads Grand Canyon National Park Airport with trees, brush, and road in background.

12/27/2017

ADOT’s Grand Canyon National Park Airport marks half century of state operation

Located in Tusayan, the airport is essential to Arizona's signature attraction and the state economy.

12/26/2017

Vote on your favorite holiday safety message!

It's time for you to weigh in and tell us what you think of our holiday safety messages.