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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.

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Don’t know how closely you’ve been tracking ADOT’s Twitter feed lately, but something big just happened over there. At about 7 a.m. today, ADOT’s 20,000th Tweet went out to the masses!
ADOT’s statewide Bicycle and Pedestrian Plan has come a long way since we first told you about it last May… Back then, ADOT was asking people across Arizona to share their thoughts on getting around by bike or by foot along our state highway system. Today, we’re looking for feedback again, but this time around the plan is closer to being finalized and ADOT wants to know what you think of the draft final report.
As you can see in the video below, girders are the concrete and steel beams that enable the bridge to support the roadway and the vehicles on top of it. They’re vital to the design of a bridge, but not all girders are the same…
We’ve blogged before about how vital research is when it comes to progress in the field of transportation… Whether it has to do with methods, the environment, maintenance or safety; research plays a big role at ADOT.
We think 2013 holds a lot of promise and look forward to the year ahead, but before we get back to blogging about what’s on ADOT’s horizon, we thought we’d take a look back at the year that was …
Just in time for the Christmas and New Year holidays, ADOT has completed the new Cordes Junction ‘flyover’ bridge, which is now open to traffic!
As you can see in the video above, work to replace the San Pedro River Bridge is in full swing…
Road maintenance is about more than just paving roads and fixing guardrail ...
Readers of this blog know ADOT is the agency that often allocates federal grant funds to different entities from across the state (schools, communities, etc.) for transportation-related projects …
Rain, snow and cooler temperatures are all in the state’s forecast this weekend, which means motorists could face some driving conditions they don’t deal with too often ...