Interstate Highway Act


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The Interstate Highway Act of 1956, also called the National Interstate and Defense Highways Act or, more formally, the Federal-Aid Highway Act, called for a $25-billion appropriation for the construction of forty thousand miles of interstate highway over a ten-year period. The Interstate Highway Act was the culmination of numerous acts dating as far back as 1916. Earlier in the twentieth century, various groups had recognized the need for a national system of highways. However, these efforts...