A public works project for the construction of 41,000 miles of Interstate Highway. Interstate Highway Act. The Interstate Highway Act, passed in 1956, funded the creation of a nationwide network of highways in the United States.
Interstate Highway Act: A public works project for the construction of 41,000 miles of Interstate Highway. Interstate Highway Act. The Interstate Highway Act, passed in 1956, funded the creation of a nationwide network of highways in the United States.
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