Construction
“President Eisenhower... gave the nation its biggest construction project, the huge
interstate highway program that changed the shape of American society."
James Perry, The Wall Street Journal (27 October 1995)
interstate highway program that changed the shape of American society."
James Perry, The Wall Street Journal (27 October 1995)
In preparation for interstate construction, dirt was evened out and road-scrapers were pulled across the road. Then, steel tracks were set on both sides of the road and concrete was spread evenly.
Materials used:
Progression of construction: "The first decade of Interstate construction was the most intense period of road building in history. Half of the Interstate System as then designated was open by the end of 1966, and by the 1970s, enough Interstate roadway was on the ground that the changes President Eisenhower had predicted began to occur. The accompanying map series shows the progression of the Interstate System, decade by decade. As the progression illustrates, the Interstate System was essentially complete by the 1980s."
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