ADOT Blog

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

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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.

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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.

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Adopt a Highway: Inspiration led to 20 years of keeping Chinle area clean

We love our longtime Adopt a Highway volunteers and hope others will find inspiration in what motivates them, like this group from the Chinle Navajo Land Department.

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06/24/2019

Runaway truck ramps make for a runaway video

We're proud of our YouTube channel and excited that one video has now reached more than 250,000 views.

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06/23/2019

Where in AZ??

It looks like summertime in Arizona in today's "Where in AZ??" photo.

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Black and white photo of a concrete bridge with metal railings crossing over a road, with rocky terrain and sparse vegetation surrounding the structure.

06/21/2019

Form and function meet in old Ligurta Underpass

The Ligurta Underpass is one of Arizona's best examples of clean design in a World War II-era rural bridge.

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06/20/2019

Throwback Thursday: I-10's rejected helicoils

The Deck Park Tunnel has been a planned feature for Interstate 10 through Phoenix since the 1980s. But before that, concepts included something a little more interesting.

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06/19/2019

ADOT's hydrovac helps keep things flowing

Litter is no joke, neither is the effort necessary to keep our 59 pump stations along Valley freeways clean and maintained. That's where ADOT's hydrovac comes in.

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