ADOT Blog

Latest blog articles

08/10/2026

Forever linked: The I-10 tunnel and Hance Park have different birthdays

While the I-10 Deck Park Tunnel turns 36, younger "sibling" Margaret T. Hance Park maintains its place as a space for the community to gather.

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08/07/2026

Big freeway construction project is in its early stages south of I-10 in Goodyear

The opening of a well-known travel center featuring a beaver mascot in Goodyear made a lot more news this summer than the start of ADOT’s latest freeway construction project, also in that West Valley city. The project to extend Loop 303...

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Close-up view of textured grooves on a concrete road surface, with blurred vehicles and highway scenery in the background under a partly cloudy sky.

08/05/2026

What is diamond grinding?

You may have heard that diamond grinding is currently being used on the SR 51, I-10 to Shea Blvd pavement project and the pavement improvement projects on the Loop 101 Agua Fria and Pima freeways. But what does that actually mean? Diamond...

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Truck escape ramps serve important safety role

Our new video illustrates how truck escape ramps can effectively stop a vehicle that has lost use of its brakes.

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Left: cars in heavy traffic; right: road construction with paving machinery and hills in the background.

03/25/2015

From the Archives: Work Zone Safety in the 60s, 70s and 80s

For as long as there have been roads, there have been work zones.

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03/23/2015

National Work Zone Awareness Week begins today

Driving with caution through a work zone will not only help to protect road crews, but it will also help to ensure your safety.

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03/20/2015

Tentative Construction Program is ready for public comment

We want your feedback on the Tentative Five-Year Construction Program, a plan that helps ADOT to prioritize projects.

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03/18/2015

Check it out: Loop 101/90th Street bridge time lapse

On Feb. 28, 2015, ADOT lowered a newly built bridge four feet to its final position.

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03/12/2015

US 89 landslide repair project is nearly complete

US 89 is scheduled to reopen this month following a landslide in 2013, weather permitting.

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Map showing the proposed route of the Phoenix Arizona South Mountain Freeway.

03/11/2015

South Mountain Freeway receives final federal approval

The Loop 202 South Mountain Freeway has received final approval from the Federal Highway Administration, which means ADOT can now move the project forward.

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03/06/2015

Planning ensured a safe, efficient driving experience during one of year's biggest events

Leading up to the Super Bowl, as fans were getting ready for game day, ADOT was prepping for the increased traffic that multiple related events would bring to our freeways.

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