ADOT Blog | Department of Transportation

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Adopt a Highway US 66 volunteers

10/22/2026

Volunteers turn out to clean Historic Route 66

See how volunteers got involved in tidying up State Route 66 just in time for the 100-year anniversary of its numerical designation back on Nov. 11, 1926.

2026_1013_motorcycle_Registration

10/14/2026

New Arizona law may impact motorcyclists in 2027

Arizona Revised Statute § 28-2014, updated last session, will require at least one of the registered owners of a motorcycle to have the motorcycle endorsement to legally operate a motorcycle on public roadways before the motorcycle registration can be renewed.

A digital highway sign that encourages drivers to move over.

10/14/2026

If you see flashing lights, it’s time to 'Move Over'

At ADOT, we’re no stranger to the risks of what can occur when motorists drive distracted or inattentively. Our maintenance crews and members of ADOT’s Incident Response Unit, sponsored by GEICO, have experienced near misses, crashes and...

Popular blog articles

Map showing Kofa National Wildlife Refuge in Arizona, bordered by highways I-10 to the north and I-8 to the south, with surrounding towns and roads labeled.

10/19/2020

Rich history in Arizona wilderness

What do the Boy Scouts, goldmines and unexploded ordnance have in common?

US 89 near Bitter Springs with rain falling in distance

10/16/2020

Weather changes, our commitment to safety doesn't

The weather may change, but our commitment to keeping drivers aware of and safe from the elements continues.

10/15/2020

From the Director: Coloring outside the lines

During this unprecedented time, ADOT Director John Halikowski is encouraging managers inside the agency to do all they can to support the unique challenges facing employees.

Electronic highway sign displays the message ITS ILLEGAL TO LEAVE THE SCENE OF A CRASH on an empty roadway at night.

10/14/2020

An important reminder for Hit and Run Awareness Month

You'll see signs on our overhead boards this week reminding drivers it's illegal to leave the scene of a crash. Here's why that is so important.

MoveOverAZ Every vehicle, every time. It's the law.

10/13/2020

Every day's a good day to remember to 'Move Over'

Saturday is officially National Move Over Day, but it's a lesson that applies every day.

10/09/2020

On I-10 in Tucson, a bridge that finally looks like a bridge

You may have missed the actual work, but you won't have failed to notice that a concrete pour has happened on our project at I-10 and Ruthrauff.

Image of semi trucks parked

10/08/2020

Truck drivers asked to provide input on I-10 parking solutions

We want to improve truck parking, but for that we need the input of the trucking community.

A graphic reads Distracted drivers terrify me. with bull riding and cowboy images in the background.

10/07/2020

From the Director: Do distracted drivers terrify you?

To launch a new awareness campaign, we found people in some truly high-pressure jobs who's greatest fear is still distracted driving.

Several cars and trucks drive on a wide highway overpass near fields, under a clear sky.

10/06/2020

New view of the South Mountain Freeway

Our traveler information website, AZ511.gov, now offers views from the South Mountain Freeway.

Diagram showing eastbound traffic flow at Happy Valley Road diverging diamond interchange over I-17.

10/05/2020

Opening soon: The new diverging diamond interchange on I-17

The diverging diamond interchange at Interstate 17 and Happy Valley is opening this month. What does that mean? Let us tell you!