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AAH four Tucson volunteers and bagged trash
09/25/2026

National CleanUp Day volunteers bag 2.6 tons for Arizona

See volunteers caught in the act besting seven prior cleanup records for National CleanUp Day.
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ADOT Route 66 100 image
09/15/2026

Adopt a Highway: Route 66 Centennial Cleanup

Join us in the great outdoors for a special cleanup along Arizona’s legendary Route 66, also known as the Mother Road, Main Street of America and the Will Rogers Highway.
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MVD photo law update
09/14/2026

Time to update your MVD photo

Beginning September 12, Arizona law, A.R.S. 28-3173, adjusts the time frame to update your MVD photo from 12 years to 16 years. Those with a standard driver license or ID and an old photo may receive a letter in the mail explaining it is time to update your photo.
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Popular blog articles

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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Images of Year in Review Dust Storm and Map
01/08/2014

ADOT Year in Review, part 3

We’ve already covered the milestones related to Phoenix-area freeways and the state highway system, so today we’re going to turn our attention to some of the planning, campaigns and other accomplishments that took place last year.
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Collage of road damage, highway signs, road construction, and an excavator repairing infrastructure.
01/07/2014

ADOT Year in Review, part 2

We hope you’re ready for more reminiscing! Today, we're focusing on some of the transportation accomplishments that took place on the state highway system last year.
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Three images show road and bridge construction: workers lay rebar, a partially built overpass spans sand, and machines pave a new road with asphalt.
01/06/2014

A look back at some of ADOT's milestones from 2013

2013 was full of some pretty big accomplishments here at ADOT and we can’t help but want to look back. So, join us today and tomorrow as we review the the year!
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A highway with multiple lanes curves through a desert landscape, carrying several cars and trucks. Text reads: I-15 Virgin River Bridge Rehabilitation Projects 2014-15.
01/02/2014

Virgin River Gorge bridge improvements scheduled for Interstate 15

As part of an ongoing effort to modernize the I-15 Virgin River Gorge corridor, ADOT will begin a series of bridge rehabilitation projects in early 2014.
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Sign at entrance of Grand Canyon National Park Airport
12/18/2013

Santa makes a stop at ADOT's Grand Canyon Airport

Last week, Santa Claus made a quick stop at ADOT's Grand Canyon National Park Airport.
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Blog Default
12/16/2013

Work continues on Loop 303

The Loop 303 is “growing up” right before our eyes!
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construction of an overpass on the 303 highway
12/12/2013

Loop 303/I-10 Traffic Interchange project progresses

We’ve been following the progress of the Loop 303/I-10 Interchange project since ADOT started construction two years ago.
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A worker in a safety vest and helmet picks up litter and places it in a black trash bag by the roadside.
12/11/2013

Drivers can help prevent dangerous roadway debris

Do you ever think much about roadway debris? It’s a potential danger all drivers should be aware of – it’s also something that everyone can help prevent.
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A yellow utility truck with an extended aerial lift holds a worker in a bucket raised high near a building under a partly cloudy sky.
12/05/2013

Vehicles of ADOT: Bucket Trucks

With more than 6,000 miles of highway to oversee and maintain, ADOT relies on its fleet of trusty vehicles to help get the job done.
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