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  2. Interstate Highway System - Wikipedia

    en.wikipedia.org/wiki/Interstate_Highway_System

    The Pershing Map FDR's hand-drawn map from 1938. The United States government's efforts to construct a national network of highways began on an ad hoc basis with the passage of the Federal Aid Road Act of 1916, which provided $75 million over a five-year period for matching funds to the states for the construction and improvement of highways. [8]

  3. List of Interstate Highways - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate_Highways

    There are 71 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned one- or two-digit route numbers, whereas their associated auxiliary Interstate Highways receive three-digit route numbers. Typically, odd-numbered Interstates run south–north, with lower ...

  4. File:I-blank.svg - Wikipedia

    en.wikipedia.org/wiki/File:I-blank.svg

    George Parks Highway; Interstate 10; Interstate 12; Interstate 15; Interstate 16; Interstate 17; Interstate 19; Interstate 20; Interstate 22; Interstate 238 and State Route 238 (California) Interstate 24; Interstate 25; Interstate 26; Interstate 27; Interstate 29; Interstate 30; Interstate 35; Interstate 37; Interstate 39; Interstate 4 ...

  5. List of roads and highways - Wikipedia

    en.wikipedia.org/wiki/List_of_roads_and_highways

    A map of the United States' Interstate Highways as of 1 October 1970. Numbered highways in the United States; List of Interstate Highways; List of United States Numbered Highways; Further information: Interstate Highway System; United States Numbered Highway System; Historic trails and roads in the United States

  6. File:Interstate Highway System Map.jpg - Wikipedia

    en.wikipedia.org/wiki/File:Interstate_Highway...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate

  7. Highway systems by country - Wikipedia

    en.wikipedia.org/wiki/Highway_systems_by_country

    Thus, the system of U.S. Highways has always been an equal partnership between the federal government and the state governments. This was a plan that changed dramatically with the advent of the Interstate Highway System beginning in the 1950s, but the system of U.S. Highways still continued to be upgraded under the 50%–50% funding.

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  9. Numbered highways in the United States - Wikipedia

    en.wikipedia.org/wiki/Numbered_highways_in_the...

    In 1918, Wisconsin became the first state to number its highways in the field followed by Michigan the following year. [1] In 1926 the American Association of State Highway Officials (AASHO) established and numbered interstate routes (United States Numbered Highways), selecting the best roads in each state that could be connected to provide a national network of federal highways.