ADOT Blog

Latest blog articles

A concrete bridge with large support beams spans a deep red rock canyon under a cloudy sky.

02/10/2026

Waterhole Canyon Bridge is out-of-this-world

An odd-looking bridge in Northern Arizona is a gateway to some of Arizona's most spectacular scenery.

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02/09/2026

All the Way to the Border cleanup sees 100 volunteers

Hospitality and community support fuel Melissa Owen's 11th annual cleanup to reduce trash along State Route 286.

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02/06/2026

PODCAST: Loop 101 Pima improvements complete; pavement upgrade coming

Joe Heller, ADOT's resident engineer in charge of the recently completed Loop 101 (Pima Freeway) project, visits On the Road With ADOT to discuss this $108 million improvement and a coming project there to use diamond grinding to provide a smooth, durable driving surface.

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Virtual technology helping ADOT boldly go forward

It may not quite be to the level of "Star Trek," but ADOT has embraced virtual communication during the current public health situation.

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06/23/2020

Portable signs point the way to bypassing I-17 work zone

The important ongoing project to reconstruct the Interstate 17 bridge over Central Avenue south of downtown Phoenix remains in an early stage. But before the work got started, our staff at ADOT knew the bridge work zone would present...

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06/22/2020

Something new for license plate lovers to spot

Most people may not be aware of it, but there are lots of people out there who really geek out on license plates. They collect them, hang them on their walls, trade war stories about strange and ancient plates they may have seen or actually...

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Road sign reads: Next 11 miles, Variable Speed Limit Corridor, with a white truck in the background.

06/18/2020

New for Monsoon 2020: When dust kicks up, speed limit goes down

Interstate 10 drivers between Eloy and Picacho Peak should expect something very different this summer when storms hit: reduced speed limits, speed feedback signs and new overhead boards that display urgent safety messages.

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06/17/2020

ADOT Kids: Monsoon season is here!

In addition to learning more about monsoon season safety, we're encouraging you to create your own sign to keep people from driving into a dangerous dust storm.

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