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

05/16/2013

Defining bridge inspection terms

You may have heard the terms “structurally deficient” or “functionally obsolete” in reference to bridges …

05/15/2013

Graffiti shields used to deter sign taggers

A whole lot of work goes into making sure ADOT signs stay readable, reflective and in good repair …

A construction worker operates a large yellow paving machine that is spreading and smoothing fresh concrete on a road under a clear blue sky.

05/10/2013

Portion of Loop 303 project now nearly 90 percent complete

If you’ve driven the Loop 303 recently, you know that construction is now in full swing from I-10 all the way up to Mountain View Boulevard near US 60 (Grand Avenue) …

batch plant

05/08/2013

Building a Freeway: Batch plant

Here we are, blogging about pavement … again! When we told you there’s a lot to learn on the subject, we weren’t joking ...

05/07/2013

Arizona makes the top 10 for bicycle friendliness

The weather is beautiful right now in much of our state – what better time to step out and explore the scenery on two wheels!

05/03/2013

US 89: Restoring Mobility

Things have come a long way in the two months since a landslide buckled part of US 89 south of Page…

ADOT five-year program cover

05/02/2013

Flagstaff to host third public hearing for ADOT's Tentative Five-Year Program

There’s just one more public hearing for ADOT’s Five-Year Construction Program and the meeting is coming up soon …

Crew filming at Black Canyon Freeway

05/01/2013

From the ADOT Archives: A 1978 film crew

Isn’t it interesting to see that a production crew was filming the state’s roads back in January 1978?

Blog Default

04/30/2013

South Mountain Draft Environmental Impact Statement now available for review, comments

The proposed Loop 202 South Mountain Freeway has a history that dates back to 1985, but we’re not going to blog about the project’s timeline today …

Workers use a bucket truck to inspect and repair damage under a highway overpass while debris is scattered on the closed roadway below.

04/26/2013

ADOT's Insurance Recovery Unit helps recover taxpayer money

We’ve blogged before about what happens after a crash on the state highway system ...