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Samaritans Adopt a Highway Volunteers
02/09/2026

All the Way to the Border cleanup sees 100 volunteers

Hospitality and community support fuel Melissa Owen's 11th annual cleanup to reduce trash along State Route 286.
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On the Road With ADOT logo
02/06/2026

PODCAST: Loop 101 Pima improvements complete; pavement upgrade coming

Joe Heller, ADOT's resident engineer in charge of the recently completed Loop 101 (Pima Freeway) project, visits On the Road With ADOT to discuss this $108 million improvement and a coming project there to use diamond grinding to provide a smooth, durable driving surface.
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A digital message board on the highway encourages motorists to designate a driver.
02/06/2026

It’s a super day (to designate a driver)

No matter what team you’re rooting for in the Super Bowl (or maybe you’re just waiting for the halftime show), we want to remind drivers to have a plan to get home safely after the game is over. If you’re out on Arizona highways on Sunday...
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Popular blog articles

A digital message board over a highway encourages safe driving.
01/30/2018

Be non-stop about safe driving

Our latest freeway safety messages may be familiar to fans of the Broadway musical, Hamilton.
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old guardrail metal piece
01/29/2018

Art of Transportation: Canyon Diablo Bridge

The Art of Transportation finds beauty in an aging bridge in northern Arizona.
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Freeway with milepost 191 visible
01/28/2018

Where in AZ?? 01/28/18

It's Sunday and we've posted another "Where in AZ??" challenge for our Facebook fans.
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ADOT snowplow at work along snow-covered freeway
01/24/2018

When weather threatens travel, showing always beats telling

ADOT staff members in the field shared photos and video during the recent snowstorm to help drivers make safe decisions.
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James Cowlin photo of US 89 and big sky
01/23/2018

Route 89: Arizona photographer finds his way on border to border highway

An Arizona photographer has traveled tens of thousands of miles to document US 89.
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Freeway board safety message saying "Phones down"
01/22/2018

Fed up with distracted drivers? It’s up to us to make roads safer

Distracted Driving Awareness Week is a good time to be reminded that safer roads are up to us.
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Inside a not busy Motor Vehicle Division office
01/19/2018

Friday Five: New plates at Barrett-Jackson, low MVD numbers and territorial capital trivia

We're wrapping up the week by showing you what happened at ADOT this week.
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Collage of photos showing snow-removal stripes applied before storms
01/19/2018

Those mysterious stripes mean we're getting ready for snow around Flagstaff

White stripes on highways around Flagstaff show that ADOT crews have been preparing for a winter storm.
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Old photo mixing oil for road
01/18/2018

From the Archives: Road work in the 1930s

We dug up a photo of a road crew at work in the 1930s!
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Tearing down Ina Road bridge at I-10
01/17/2018

Shaping the future of Pima County freeway travel

Construction activity on Pima County highways kicked off in 2018 with the bridge over Ina Road coming down and that's just beginning of improvements planned for the county over the coming years.
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