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.

A consensus study mandated by US Congress to advice on the public policies and investments needed to restore and upgrade the Interstate Highway System to its role as a premier system that meets the ...

It’s been called the 51st state, a perpetual motion machine, a journey with no end. It is the world’s largest public-works project. In a nation divided by geography and politics, the United States ...

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 ...