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Freeway in the desert

ADOT Blog

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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

A visit to the ADOT Materials Lab in Phoenix demonstrated how what taught in science, technology, engineering and mathematics helps those who build and maintain state highways.
The light at the end of the tunnel is the subject of today's Art of Transportation post.
With the last girder placed for the South Mountain Freeway interchange on I-10 in west Phoenix, ride along as we soar above the work zone.
ADOT's state engineer hopes you'll resolve to be more aware of other motorists, whether they’re driving a vehicle with two wheels or four.
Same road, same rules, same rights and responsibilities. We offer tips on how bikes and cars can co-exist safely.
Sparks from dragging chains, underinflated tires and tossed cigarettes can and do start fires along state highways. Here's how you can help.
This week's challenge takes you to a popular spot that's sure to be well-traveled this summer.
For anyone passionate about keeping state highways clean, there's now a social media hashtag just for you.
Within 24 hours of launching our Safety Message Contest, we’d received more than 1,400 entries. After 48 hours the total number of submissions had climbed to 2,000.
Sunset Point remains one of our most popular rest areas. And when we unveiled it nearly 50 years ago, it made a big impression countrywide.