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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

Arizona is known for its extreme heat. Each of us can take precautions to help ensure we’ll stay safe in Arizona's extreme temperatures.
Learn how ADOT used an explosive device the size of a shotgun shell to reopen 24 miles of US 89A after a widespread flash flood.
Football fans headed to Camp Tontozona near Kohls Ranch should be prepared for heavy traffic on SR 260.
What does Arizona Cardinals left tackle and captain Jared Veldheer have in common with the Arizona Department of Transportation? We both know that seat belts save lives.
We're wondering if you've taken a Sunday drive on this road. If you have, tell us where this photo was taken in our Where in AZ?? challenge.
Switching traffic to newly constructed westbound lanes of Grand Avenue at Bell Road advances construction an overpass and upgraded eastbound lanes.
ADOT partners with Arizona Cardinals player Jared Veldheer for its “Seat belts. For life.” campaign.
With a three-year environmental study that began recently for an I-11 corridor between Nogales and Wickenburg, here’s a quick rundown of who’s involved.
ADOT is working to examine our current processes and identify ways to do better for the customers we serve.
We know it's the weekend, but we hope you’re up for a “Where in AZ??” Facebook challenge.