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Freeway in the desert

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A major component of the work will be building the direct ramps to create the freeway-to-freeway interchange. When completed over the next two-and-a-half years, drivers will skip the traffic signals at the current Loop 303/I-17 diamond interchange.
Engineers at ADOT play a vital role in building and maintaining Arizona’s roads. During National Engineers Week, Feb. 22-28, we’re celebrating engineers and the work they do to keep Arizona moving.
As we mark National Engineers Week, let’s introduce you to where the action happens: ADOT’s State Engineer’s Office, led by State Engineer and Deputy Director Audra Merrick.

Popular blog articles

ADOT is kicking off its “Know Snow” campaign to help educate drivers as we head into the cold and snowy months ahead.
We’ve compiled a list and created a map, explaining and locating popular nicknames to Phoenix’s transportation landmarks.
A new project on SR 387 includes sidewalk and roadway improvements, along with a new pedestrian hybrid beacon.
It’s so easy to register as an organ and tissue donor in Arizona.
The Operations and Aircraft Rescue and Firefight Facility (ARFF) building at the Grand Canyon National Park Airport (which is owned and operated by ADOT), was recognized at the 22nd Annual Excellence in Masonry Architectural Awards sponsored by Arizona Masonry Guild on Sept. 20.
ADOT is getting ready to host its fall auction on Saturday, Nov. 2 in Phoenix.
Today's "From the ADOT Archives" post showcases a piece of equipment used decades ago.
A project is getting underway to redevelop the 511 Traveler Information System website, but first, ADOT is seeking your input.
If something happens on the state’s highway system, you can bet ADOT’s Traffic Operations Center is working to ease the impact it will have on drivers.
Right now, ADOT is evaluating the US89 project area to see if there are any archaeologically significant sites in the right of way.