1956: The Federal-Aid Highway Act passes. The Interstate Highway System is intended to reduce traffic and improve road safety ...

Amidst the Congressional battles over infrastructure funding legislation, the 48,000-mile Interstate Highway System ... Interstate pavements in the 1950s and 1960s was 20 years.

In the 1950s, images of the future were tightly ... In 1956, the federal government passed the Interstate Highway Act to fund construction of interstate highways across the country.

1950s maps added color, and by the 1960s, the Interstate Highway System connected Milwaukee and Madison to Chicago and Rockford, Illinois. Follow the maps from the 1960s to today to watch the ...