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A metal footbridge spans a rocky canyon with steep cliffs and sparse vegetation under a bright sky.
11/30/2025

Fish Creek Bridge: A small piece of nearly timeless history

A small bridge on a historic road is nearly timeless.
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Swing gates that keep vehicles from going the wrong direction in I-17 flex lanes
11/23/2025

PODCAST: Flex lanes, wider I-17 making the holiday travel season bright

Laura Douglas, our lead communicator on this massive project, joins On the Road With ADOT this week to explain what drivers have gained from I-17 improvements and how the flex lanes work.
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Quarterly AAH Volunteer Image
11/21/2025

Volunteer’s guide to inspiring change

Volunteering never goes out of style. See who's changing Arizona by reducing litter in their community and inspiring others along the way.
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Popular blog articles

05/08/2018

Big step forward for I-10 widening project as first pavement goes down

It's one of two projects that will make the interstate three lanes in each direction between Tucson and Casa Grande.
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05/07/2018

Marine mom honors son by adopting a stretch of State Route 79

Quick action by ADOT employees made a mother's day.
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05/06/2018

Where in AZ??

Show us you know Arizona by taking our "Where in AZ??" challenge!
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Highway potholes
05/04/2018

I-17 northbound into Flagstaff getting much-needed TLC

ADOT is replacing pavement on northbound Interstate 17 in the high country.
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05/03/2018

ADOT, law enforcement agencies band together during propane leak

Teamwork among agencies including ADOT helped bring a quick end to a propane leak at the border in Douglas.
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05/02/2018

Plan ahead if you're heading north on I-17 and then west on I-40

The transition ramp from Interstate 17 northbound to Interstate 40 westbound is closed for construction until the end of the year.
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Vintage vehicles on old Route 66
05/01/2018

Route 66 roadies to merge into Seligman, then head west for road rally

The annual Fun Run will bring hot rods and rust buckets alike to Route 66.
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04/30/2018

From the Director: Let's talk trash

Hundreds of volunteers help keep Arizona's highways clean every year, saving the taxpayers money and keeping Arizona beautiful.
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04/29/2018

Where in AZ??

Time to put your thinking caps on and identify the location of this week's "Where in AZ??" challenge.
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Visitors learn about wrong-way detection technology at ADOT Traffic Operations Center
04/27/2018

#FridayFive: Hollywood movie starts, nosy pooches and wrong-way detection

We're going gaga over a nosy pooch, remembering one of Hollywood's greats and his visit to the Valley and leading the way in wrong-way detection technology for this week's Friday Five.
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