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ADOT's Karl Lopez stands in front of his emergency response truck
10/06/2025

ADOT worker aids flood rescue: 'That kid needed to get to the hospital ASAP'

A news account reported how a severely injured teen ultimately got to a Phoenix hospital for treatment, due in part to help from an ADOT employee who wasn’t identified. Today, we’re sharing more about that employee and his role in the rescue amid flooding in Globe.
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On the Road With ADOT logo
10/05/2025

PODCAST: Traffic engineering's role in safely connecting Arizonans

Where do speed limits come from? How are highways engineered, signed, striped, etc., to maximize safety? To explain these and other aspects of state highways, we're pleased to have State Traffic Engineer Kerry Wilcoxon as this week's On the Road With ADOT guest.
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Adopt a Highway
10/01/2025

Volunteers bag 1.8 tons of litter on National CleanUp Day

See Adopt a Highway volunteers across Arizona caught in the act on National CleanUp Day 2025.
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Popular blog articles

02/14/2013

From the Archives: Photogrammetry and Surveying

ADOT has been constructing roads in Arizona for a long time, but technology and methods sure have changed along the way. Want some proof? Just look at these photographs!
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02/13/2013

ADOT enhances online camera images as part of operations center upgrade

Did you know you can check your commute before you head out on the road? All you have to do is visit az511.gov and take a look at the view from our freeway cameras …
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02/12/2013

New report details long-distance, rural travel

When developing a future route, ADOT planners don’t just guess where the road should go. Instead, they depend on detailed data and planning analysis tools to make their decisions …
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02/08/2013

Third party vendors offer MVD services

When it comes to conducting business with ADOT’s Motor Vehicle Division, customers have more than one alternative ...
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02/06/2013

Building a Freeway: Project Development Process

ADOT Construction Manual. We were perusing the ADOT Construction Manual just recently and we came across a passage that terrifically sums up ADOT’s Project Development Process.
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02/05/2013

Loop 303/I-10 interchange project reaches milestone

Time sure does fly ... Construction started on the Loop 303/I-10 interchange project last winter, but now, only about one year later, work on the future freeway-to-freeway connection is 50 percent complete!
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01/31/2013

Reducing motorcycle-crash deaths a statewide priority

Motorcycle-crash deaths in Arizona rose 59 percent between 2010 and 2011, an alarming statistic ADOT Director John Halikowski spoke of during a safety event held yesterday in Gilbert ...
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01/30/2013

Work on climbing lane project begins

If you’re familiar with the stretch of southbound I-17 just south of Camp Verde, you know there’s a bit of a steep climb involved for a few miles of the drive ...
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01/29/2013

Transportation Defined: Climbing Lanes

Next time you’re traveling uphill only to get stuck behind a slow-moving vehicle or truck, you’ll appreciate the concept of a climbing lane ...
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01/25/2013

Transportation Defined: Recessed Pavement Markers

Most drivers are probably familiar with pavement markers ... Nothing new there, but did you know that the markers can vary depending on their location?
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