Environmental

Since it's Earth Day, we're looking back to the blog posts and videos that have highlighted ADOT’s commitment to environmentally conscious practices.

The environmental clearance process is a big step that has to be cleared before construction can begin on a project.

Transportation planners and engineers have a lot to consider when designing or improving a roadway in Arizona. It’s not just about getting people from one place to the next – safety, planning priorities, community concerns, fiscal constraints all get taken into account (along with so many other factors).

Over the past several years, ADOT has worked to transform the highly traveled US 93 between Wickenburg to the Hoover Dam from a two-lane highway to an environmentally friendly four-lane, divided highway. A project of this scale will always present its share of issues, but widening the final section – from Kingman to the Mike O’Callaghan - Pat Tillman Memorial Bridge – provided ADOT with an especially unique challenge …