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Aerial view of Hance Park.
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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Loop 303 project
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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Popular blog articles

POV shot of motorcyclist on road
12/02/2015

Motorcycle safety training is a must

Whether someone is new to riding or has years of experience, ADOT encourages all riders to take a certified safety training course.
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11/25/2015

Loop 101 widening project progresses past halfway point

There will be no full construction closures on the Loop 101 (Pima Freeway) widening project during the upcoming busy holiday season.
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Car going around curve in mountainy area
11/24/2015

Holiday Travel: Be patient, don’t speed when out on state's highways

We know the state’s highways will be busy this holiday weekend, which is why we’d like to share some details to help make your trip a safe one.
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truck driving through a snowy highway with a road sign above saying winter driving conditions drive with care
11/20/2015

Know Snow: By the numbers

Do you Know Snow? Check out today's video and discover something new about ADOT’s winter operations.
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Know Snow graphics with snow on 3D letters
11/18/2015

Know Snow: Be prepared for winter-weather travel season

ADOT crews are prepared for the snowy, icy months ahead and we want to make sure you are too.
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Map of US Bicycle Route 90 through Arizona
11/17/2015

U.S. Bicycle Route 90 runs through Arizona border to border

Cycling your way across the state got a little easier last month when Arizona received approval for its first U.S. bicycle route.
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11/13/2015

Westbound I-10 east of Tucson to close overnight Nov. 17

A bridge replacement project on Interstate 10 westbound between Tucson and Benson will require a 67-mile detour from 9 p.m. Tuesday, Nov. 17, to 5 a.m. Wednesday, Nov. 18.
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Two steel arch bridges span a deep canyon with red rock walls, above a calm river under a clear blue sky.
11/12/2015

Yesterday and Today: Navajo Bridge

Here's what the Navajo Bridge looked like in 1928 and how it looks today.
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A U.S. flag patch on a uniform with the words Thank You and Veterans Day 2015 next to the ADOT logo on a dark background.
11/10/2015

Thank you to all our veterans

In honor of Veterans Day, we are looking back at some of our previous blog posts and videos that have focused on veterans.
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11/06/2015

Driving Safety Home - Helping your teenager establish safe driving habits

There are several reasons parents and guardians should help their teenagers establish safe driving habits – one of the best is that it can make a real, lasting difference.
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