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A digital message board on the highway encourages motorists to drive focused.
05/22/2026

Over Memorial Day Weekend, drive focused and designate a driver

The heat is here and a long three-day weekend is ahead to mark the unofficial start to summer. And with people planning road trips over Memorial Day weekend, we want to remind drivers to stay focused and expect the unexpected. But, before...
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Women discuss construction opportunities at ADOT expo
05/21/2026

ADOT expo panel highlights women in construction

Last week's ADOT Disadvantaged Business Enterprise (DBE) and Small Business Transportation Expo, themed "Road to Results: People, Projects and Progress," brought together more than 400 attendees ready to connect with industry leaders and explore project opportunities, build partnerships and make workforce connections.
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List of Adopt a Highway volunteers
05/18/2026

Welcome aboard: Meet the new volunteers

These dedicated groups are stepping up to make a positive impact by keeping highways clean. Join us in celebrating their commitment to Arizona and their communities.
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Popular blog articles

Snow plow on a snowy road with watch for ice sign
02/06/2014

ADOT snowplow crews at work

There’s a chance for snow in parts of the state today and tomorrow, which means ADOT’s snowplow drivers are getting ready for the storm ahead.
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Heavy traffic fills multiple lanes on a freeway under hazy daylight, with a red traffic light and “Stop Here On Red” sign visible in the foreground.
02/05/2014

Ramp Meters: Unappreciated or just misunderstood?

Ramp meters help to control the flow of traffic entering a freeway.
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Screenshot of MVD Driver Services web page
01/30/2014

Avoid abandoned vehicle fees after selling your car

After you sell a vehicle, you should immediately file a Notice of Vehicle Sale with MVD. There are plenty of good reasons for this, not the least of which is to avoid an Abandoned Vehicle fee.
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A person stands on the roadside watching a worker in a lift repair a streetlight above a curved road.
01/29/2014

From the ADOT Archives: Replacing a bulb on I-15

The photo was taken in December 1978 and, according to our notes, was snapped on I-15 near the Cedar Pocket exit.
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A dog on a red leash stands near a maroon SUV with an ADOT logo, next to a green water bowl.
01/28/2014

ADOT workers rescue dog, reunite her with owners

Two ADOT employees found and rescued a lost German Shepherd mix named Lexi.
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A large boulder blocks a snow-covered mountain road, breaking through a concrete barrier; headlights illuminate the scene in low light.
01/24/2014

US 89 update

ADOT is continuing its work toward rebuilding US 89 as soon as safely possible and while there’s no huge project milestone to share with you at the moment, we thought you might be interested in a quick update.
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Graphic showing computations for pavement structure
01/22/2014

Components of a plan set

We draw them, we review them and we use them during construction, because they tell us what to do. Roadway plans are common around ADOT, but maybe you’ve never seen them for yourself.
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Defaced license plate
01/16/2014

Defacing license plates is illegal

ADOT wants to make drivers aware of the laws governing registration and proper display of Arizona-issued license plates.
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Two trucks with arrow boards and striping guide traffic through a construction zone marked by orange cones on a highway; several cars drive nearby.
01/14/2014

Vehicles of ADOT: Cone Trucks

Cone trucks are used by ADOT crews to get cones on the road in a safe and efficient manner.
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A layer of geogrid mesh lies between compacted gravel above and reddish-brown soil below, illustrating ground reinforcement in construction.
01/09/2014

Transportation Defined: Geogrid

You know that there are layers of dirt and rock lie beneath the surface you drive on, but would you guess that some roads are built on top of a special material (in addition to all the dirt and rocks)?
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