Freeway in the desert

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

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Social media is all about being social, which is exactly why we enjoy our Facebook page so much…
West Valley drivers have, no doubt, already noticed there’s a lot happening over on the I-10/Loop 303 interchange project, but for the rest of you, we thought we’d provide a quick update…
We’re looking for your feedback on a transition plan that’s designed to outline in detail how ADOT plans to ensure safe access to all of its facilities for all individuals.
“Utility relocation” is a phrase that might sound familiar if you get our traffic alerts. A fairly self-explanatory term, it refers to the moving of underground or overhead utilities (things like cable, telephone, electricity, sewer, water or gas lines).
Here we are, past the halfway point on the I-17/Cordes Junction interchange project and it’s clear that work is really moving along! At least, it’s clear if you drive the area frequently, or if you watched this video back in February. Crews have been busy since then, as you can see above.
you were able to “virtually” drive on the new stretch of road and see the views around your neighborhood? Imagine if you could get a glimpse of what a freeway ramp would look like from the vantage of the road?
A new annual report shows that the number of fatalities on Arizona’s highways and local roads increased during 2011… According to ADOT’s most recent “Crash Facts” report, 825 people lost their lives in motor vehicle crashes in the state last year – an 8.7 percent increase from last year’s figure.
ADOT installed the 160-ton, 600-foot long bridge over two nights in June next to the Central Arizona Project (CAP) canal.
Ordinarily, an excavation like this would have to wait until ADOT had a highway construction project to work on (lane widening, new freeway construction, etc.) -- that way the cost would be included in the project’s scope. But this site’s a little different…
ADOT does a lot of digging, but we have to be very careful not to disturb any historic (or prehistoric) sites that could be at a potential project site. That’s where the ADOT Historic Preservation Team comes in. As a part of ADOT’s Environmental Planning Group, this team is in place to make sure all ADOT projects adhere to state and federal historic preservation laws.