Freeway in the desert

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This year marks 50 years since the Arizona Department of Transportation became an agency in July 1974. And what better way to celebrate an anniversary than with cake? Many of our coworkers in the materials lab have told us that making cake...
Our new Northwest Regional Improvements page at azdot.gov/NWImprovements that features multiple projects on I-40 and US 93. Stop by to learn about more than 20 projects improving highways in the area.
Register here as a first step to gathering friends and family for the 7th annual ADOT litter cleanup on National CleanUp Day, Saturday, Sept. 21. While Adopt a Highway permits are for two-years and require cleanups several times per year...

Popular blog articles

This might sound cliché, but ADOT really is getting rid of the old to make room for the new… It’s happening right now on the San Carlos Apache reservation as ADOT crews construct a new bridge to replace the US 70 Gila River Bridge at Bylas.
Ever survey an Arizona freeway during a monsoon? If you have, you’re likely to have seen debris in the roadway, landscapes in disarray, damage and even flooding…
The bridge crossing the Gila River outside Florence has quite a few distinctions in its history.
As ADOT prepares to open a new eastbound on-ramp and westbound off-ramp at Sarival Avenue and I-10, crews have been busy adding the finishing touches…
Interstate 10 moves approximately 260,000 vehicles through the Phoenix metro area every day. It’s a vital link for commercial traffic traveling to and from California and New Mexico; for intrastate travelers going between Phoenix and Tucson; and for a respectable number of travelers going to and from many of Arizona’s southern towns and cities.
The “mystery tree” on I-17 still has us baffled, so imagine our bewilderment upon seeing these photos of a shoe tree off of State Route 87, south of Payson.
Hard to believe, but after more than 200 blog posts we’re still surprised by some of the things we find out here at ADOT. For example, did you know there’s a small yard adjacent to an ADOT field office parking lot filled with dozens of sign samples?
QR codes are big nowadays … you see them everywhere. They’re the two-dimensional bar codes that provide a quick link to web pages for your smart phone. They are not only fun (there’s something kind of awesome about scanning a code and instantly being taken to a web destination), but they’re also convenient and that’s why ADOT’s Motor Vehicle Division is utilizing QR codes along with a new mobile site to provide customers the ability to renew vehicle and aircraft registration on the go!
It’s still summer vacation for most students, but several schools across Arizona already are planning on creating or enhancing their Safe Routes to School programs for next school year, thanks to reimbursement grants from ADOT.
According to one dictionary’s definition, engineering is “the art or science of making practical application of the knowledge of pure sciences, as physics or chemistry, as in the construction of engines, bridges, buildings, mines, ships and chemical plants.” Sure, it’s an accurate description, but do you get any real sense of what an engineer does from reading that?