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Joe Heller, our resident engineer on a big project getting underway in the North Valley, joins On the Road With ADOT this week to explain what's coming over the next two and a half years, including a flyover ramp connecting northbound I-17 with Loop 303.
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.

Popular blog articles

How important are all the signs posted along Arizona’s highway system? Well, we’d literally be lost without them.
Did you know that your safety, and the safety of your passengers and other drivers, could be riding on your tires?
If you’re reading this post it means you’ve found the ADOT Blog’s new home! So, what do you think? We really like the new space and hope you’ll take some time to look around and see how the entire ADOT website has been redesigned with you in mind.
We know many of you are eager for construction on N20 to finish and we want to let you know that we hear you and understand just how ready you are for this roadway to open! While work isn’t done yet, we hope you can be patient for a little bit longer as ADOT works to ensure that the route is a safe roadway that motorists will be able to use for years to come.
What we’ve got for you today isn’t exactly groundbreaking news, but we think you’ll find it kind of interesting…
New Cordes Junction traffic interchange is designed to enhance safety and improve mobility.
America's Transportation Awards presented a Best Use of Innovation award to ADOT for the Nogales Mariposa Port of Entry project completed in summer 2012.
If you don’t know much about ADOT’s Enforcement and Compliance Division, you’ve come to the right place…
No, this photo isn’t an example of ADOT’s latest design “statement.” Despite how it might look, the cement is not being painted a pale pink hue.
ADOT hosted a public hearing and several community forums over the last few months to get input on the South Mountain Freeway draft Environmental Impact Statement...