ADOT Blog | Department of Transportation

Latest blog articles

Volunteer placing trash in ADOT bag

03/17/2026

Get involved: Join us for an Earth Day litter clean-up

Adopt a Highway volunteer groups and others are invited to help tidy up along state highways for Earth Day. Whether you are a seasoned volunteer or just looking to make a difference, your participation makes a measurable impact toward reducing roadside litter.

Sprayer applies fog seal to highway.

03/15/2026

PODCAST: One key way that ADOT extends the life of highway pavement

This week’s episode of On the Road With ADOT features two of our many team members involved in preserving Arizona’s vast investment in state highways and the use of fog seals to extend pavement life.

A digital message board on the highway encourages motorists to designate a driver.

03/14/2026

Don’t leave it up to luck: Designate a driver this St. Patrick’s Day

With St. Patrick’s Day around the corner, we want to take a moment and remind everyone to plan ahead so you get home safely after the festivities. If you’re out on state highways this weekend, you may notice some of our overhead message...

Popular blog articles

06/13/2018

Noted Phoenix architect got his start with Highway Department

Acclaimed midcentury Phoenix architect Fred Guirey along with J. Harold MacDowell designed the ADOT administration building at the southwest corner of Madison Street and 17th Avenue.

Wrong way sign lit up with red lights all around it.

06/12/2018

Arizona and ADOT take lead in testing wrong-way vehicle detection technology

As we reported this week, results from the I-17 wrong-way detection and warning system have been promising.

Route 66 businesses in Seligman

06/11/2018

There's a convenient route to Seligman with a bridge upgrade underway

Signs will direct you to I-40 Exit 123, which connects to and from the Old Route 66 community.

06/10/2018

Where in AZ??

We have another challenge for you in this week's "Where in AZ??"

Workers remove litter accumulated deep in ADOT pump station

06/08/2018

Help us help you during monsoon season: Don't toss litter on freeways

Think twice next time you roll down your window to toss that piece of garbage. It can interfere with freeway drainage systems during monsoon storms.

Construction worker in safety gear stands on a beam near large concrete structure under blue sky.

06/07/2018

Placing bridge girders: Now that's a heavy lift

Building a bridge requires quite a bit of weightlifting when it comes to setting girders that will carry the deck and traffic.

Chair found on the highway

06/06/2018

No, your truck isn't 'good enough.' Secure your loads every time.

Here's why tying down your loads is a must.

06/05/2018

Arizona Management System spurs innovation and cost savings across ADOT

A new website allows you to learn many of the improvements ADOT has made using the Arizona Management System.

06/04/2018

Adopting a highway: For love of ‘home’ -- and 'Seinfeld'

After her first Adopt a Highway cleanup along US 60 near Wittman, an ADOT employee describes the experience and what inspired her to volunteer.

06/03/2018

Where in AZ??

This week's "Where in AZ??" challenge showcases the beautiful Arizona sky.