
The Sound of Travel and US Highway 50 in Colorado
The Day the U.S. Numbered Highways Were Established An Intersection of Agriculture and Culture The United States Numbered Highway System was officially adopted on November 11, 1926, by the American Association of State Highway Officials (AASHO). Before President Eisenhower initiated the Interstate Highway System, the original numbered highway system created the first nationwide, coordinated system of highway routes, replacing the confusing patchwork of local and private road markers, as well a

