Seventy years ago, on June 29, 1956, President Eisenhower signed the Federal-Aid Highway Act of 1956, aka the National Interstate and Defense Highways Act, into law. It created the Dwight D.

WASHINGTON – The future of the U.S. Interstate Highway System is threatened by a persistent and growing backlog of structural and operational deficiencies and by various looming challenges, such as ...

Families in the United States will soon be jumping in their cars for the annual summer tradition of the great American road trip. While these days most people likely plug their destination into their ...

The United States of America features the world's longest road network, with the country's complex interstate system being the backbone that stitches all of its regions together into one coherent grid ...