As with any important project (think writing a report for school), the first thing to do is plan. ADOT starts planning for new roadways by studying where a new roadway is most needed.

Next, ADOT engineers begin to create the detailed project plan. Some roads need bridges or overpasses as part of their design. Can you think why a bridge or overpass might be needed?

If you’ve driven on I-17 near Anthem Way during the last few weeks, you may have noticed that the I-17 Improvement Project has hit a si