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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 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.
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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.
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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!
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Arizona Highways image of saguaro alongside road
10/02/2020

Arizona Highways named best Instagram account of 2020

The Phoenix New Times has chosen Arizona Highways as the best Instagram account for 2020.
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Black and white photo of road paving
10/01/2020

Throwback Thursday: Capturing a moment

What can you gleam from this photo of roadwork from the 1930s?
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Guardrail posts, rail and bolts, awaiting assembly
09/30/2020

There's more to guardrail repair than meets the eye

Crews have been hard at work replacing guardrail on northbound State Route 87. But what does that entail? Here's what goes into putting in these silent sentries of highways.
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A road sign in a desert landscape shows distances to Green Valley (20 km), Amado (40 km), and Nogales (86 km).
09/29/2020

Kilometers in Arizona? You bet!

Ever wondered why I-19 is marked in kilometers? Thank Gerald Ford!
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Aerial view of a highway intersection with surrounding greenery and some buildings under a partly cloudy sky.
09/28/2020

A butterfly’s view of Mariposa Road

Mariposa means butterfly in Spanish, so we are giving you a butterfly's view of the improvements to State Route 189, Mariposa Road, in Nogales.
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Ligurta Wash Bridge
09/25/2020

Historic Ligurta Wash Bridge still carrying traffic

All the traffic may be on Interstate 8, but that doesn't mean this 90-plus-year-old bridge a stone's throw away isn't still doing its job.
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Black and white image of vehicles driving on US 89 bridge
09/24/2020

Throwback Thursday: Over the bridge and under the surface

This photo looks pretty ordinary, but this scene actually holds a lot of state transportation history.
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