Originally published one year ago, this blog post highlights a very big milestone.

Rustication and graphic elements are used to help create visual interest and a sense of place.

Learn about the benefits that modern roundabouts offer traffic planners and engineers.

It’s been a while since we last checked in up north on the I-17/JW Powell traffic interchange improvement project.

Vehicle registration is a topic that matters to just about every vehicle-owner in this state. Today, we're sharing some frequently asked questions on the subject (along with the answers!).

We have an update for you on the Hell Canyon Bridge replacement project that isn’t infernal at all!

We’re about to hit a big milestone over on the ADOT YouTube channel!

ADOT has received a new accolade for its leadership in developing wildlife crossing structures in Arizona.

ADOT hosted its first iShare Innovation Showcase, giving agency employees an opportunity to share the ideas that have helped streamline efforts.

Drivers need to slow down in the work zone! Crews on the Loop 101 project have noted that not all motorists are adhering to the reduced limit through the project zone.

We love featuring vintage transportation-related photographs on this blog, but we also like to focus on how things have improved and changed over the years. That’s why we thought it’d be fun to compare the old to the new in a series we’re calling, “Yesterday and Today.”

A look at the US 60 corridor improvement projects that ADOT currently has underway.

Arizona's Move Over law is designed to protect all drivers and those who work on or next to our roads.

Arizona just received approval for its first U.S. bicycle route that will run through Arizona border to border while connecting to a national system of bike routes.

In an effort to enhance safety at one of the busiest ports of entry in the nation, ADOT is building a new pedestrian underpass on SR 189 (Mariposa Road).

After looking at these photos, we feel like we’ve taken a trip back to 1970 and landed our DeLorean at the Arizona State Fair.

We have good news for drivers up north – work on the new roundabout at US 89 and Haul Road in Page is complete.

Since the Loop 101 (Pima Freeway) widening project is more than 50 percent complete, we thought now would be the perfect time for an update.

Class C permits help oversize loads travel safely through the state.

Originally published on Oct. 21, 2011, this blog post highlights something that most people don’t get to see every day – a bridge’s substructure.