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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

An ADOT employee went out of his way to help two out-of-state motorist with a flat tire on Interstate 40.
Want to find a New Year's resolution that will benefit not only you, but others as well? Deciding now to be a safer driver in the new year is a great way to start 2020 off right.
It's an unusual "Where in AZ??" image to start of the year!
Learn more about these structures, which after nearly 80 years continue to provide value to those living in, visiting and traveling through this southeastern Arizona community.
We are throwing back to 1972 and a busy highway intersection in Yuma.
Have a great time if you go, but please leave prepared for extended time in frigid temperatures and never park on highway shoulders to play in the snow.
If you're looking to make a positive contribution, you might be considering adopting. We're not talking about a pet or a baby, but a highway.
Join our final challenge of the year!
If you’ve been thinking about a career in construction, ADOT’s Construction Academy may be right for you. Applications are currently being accepted for training programs in February and March. This full-time, two-week program prepares...
During its 45 years, ADOT has been represented by four different logos. Here's a walk down memory lane of the images the agency has chosen.