ADOT Blog | Department of Transportation

Latest blog articles

ASU student checks irrigation along highway.

03/23/2026

ADOT partnership with ASU aims to optimize landscape water use

We're highlighting an ASU News article features a partnership that’s helping ADOT learn how to optimize water use in freeway landscaping. The ADOT Urban Freeway Landscape Water Use Efficiency Project nvolves graduate students who are part of ASU’s Arizona Water Innovation Initiative

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.

Popular blog articles

Map of State Route 24 project area

12/14/2020

SR 24 about to hit a growth spurt

The state's shortest highway is about to grow by several miles.

12/11/2020

What's ahead for the Broadway Curve

The Broadway Curve project is expected to start in 2021 and will improve safety and efficiency for hundreds of thousands of drivers who travel through that section of Interstate 10 each weekday.

Freeway board with holiday safety message

12/10/2020

Holiday season starts with Hanukkah and safety

We hope you start the holiday season with safety.

Signs at Pinnacle Peak Road interchange

12/09/2020

Don’t overlook the much-improved I-17/Pinnacle Peak Road interchange

Though it's not quite as new or flashy at the diverging diamond at Happy Valley, we shouldn't overlook the new interchange on I-17 at Pinnacle Peak.

A paved road runs parallel to a canal in a dry, desert landscape with mountains in the distance.

12/08/2020

Please, remember the 'share' in the South Mountain's shared-use path

We added the shared-use path to the Loop 202 South Mountain Freeway for everyone to enjoy. If you are using it, remember to share and share alike.

Large anchor monument with USS Arizona BB-39 inscribed, American flags flying behind, palm trees in background.

12/07/2020

Do you know how Arizona remembers this infamous day?

Did you know about these state tributes to honor the veterans of Pearl Harbor?

Black and white image of a car on a highway

12/03/2020

Throwback Thursday: The unknown highway

Who doesn't love a good mystery? Because we found one in our archives!

Kathleen Mendes

12/02/2020

For this volunteer, Adopt a Highway program has been an education

Kathleen Mendes has seen a lot and learned a lot while helping clean up her section of US 180.

An evergreen tree lies in the middle lane of a multi-lane highway as cars drive around it.

12/01/2020

The highway is no place to find a Christmas tree

Make sure your holidays are merry and bright by securing your load.

A quiet, empty street with yellow lines and a train depot surrounded by trees under a clear blue sky.

11/30/2020

Patagonia: a distinct stop off SR 82

Don't simply pass by this unassuming town along State Route 82.