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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

This item probably looks pretty familiar to any of you photography buffs out there. It’s a roll of film – a really big roll of film. But, what does this have to do with transportation, you might ask?
When it comes to designing a road, just knowing where it’s going to be built isn’t enough – engineers have to really understand the area’s features and terrain before they can even begin to plan. This is where ADOT’s Engineering Survey section comes in…
You probably don’t think much about drainage when you’re driving, but a well-designed drainage system can increase the lifespan of a highway and help keep the public safe. We’ll blog about how these systems are designed and maintained soon, but today we just want to give you a quick glimpse of the types of drainage solutions used on a project like the Loop 303/I-10 interchange.
Transportation funding is an extensive topic and even though we’ve covered it in the past, there’s still more to blog about. So, today we’re focusing on a particular funding source available for really big transportation projects – ones that, when completed, will have a significant national or regional impact.
When Haboob Haikus made the news all the way in New Zealand, we started to realize this Twitter challenge of ours was really taking off! Who could have guessed that #HaboobHaiku would end up yielding more than 500 stories in worldwide media outlets?
Placing Portland Cement Concrete Pavement (PCCP) is one of the final steps involved when building a road, but it’s far from an afterthought…
Would you say that you’re a planner, or do you adhere to more of a “let’s see what happens” approach to life? Nothing wrong with either attitude, but here at ADOT we’re definitely planners (no surprise – we’ve blogged plenty about it!).
We're headed into monsoon season (the official start is today) and those dusty, unpredictable storms are on their way...
We've been pretty entrenched in social media this week so we thought we'd take this opportunity to answer a question we get asked from time to time... Why, as a state agency, does ADOT commit resources to social media?
Since yesterday we’ve received a number of really inspired Haboob Haikus. We are overwhelmed by the creativity that’s out there! Have you had the chance to submit a poem yet?