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As of 2022, about one quarter of all vehicle miles driven in the country used the Interstate Highway System, [6] which has a total length of 48,890 miles (78,680 km). [2] In 2022 and 2023, the number of fatalities on the Interstate Highway System amounted to more than 5,000 people annually, with nearly 5,600 fatalities in 2022.
How long is the Interstate System? Currently, the Interstate System is 46,876 miles long. The Federal-Aid Highway Act of 1956 imposed a statutory limitation on the Interstate mileage that would be built with Interstate Construction funds under the new program (41,000 miles at the time). Later legislation increased the limitation to 43,000 miles ...
- IT TOOK 17 YEARS TO CREATE AND FUND THE IDEA OF THE INTERSTATE. Two members of the U.S. Bureau of Public Roads presented a report to Congress in 1939 that detailed the need for a non-tolled road system in the U.S. The Federal Highway Act of 1944 allowed for development of a 40,000 mile National System of Interstate Highways, but it didn’t provide any method of funding, so it went nowhere.
- PEOPLE FIRST LOVED, THEN HATED IT. When the Interstate Highway Act was passed, most Americans thought it was a good idea. But when construction started and people, especially in urban areas, were displaced and communities cut in half, some started to revolt.
- EVERY STATE OWNS ITS PORTION (INCLUDING THE POTHOLES) … This means the state is responsible for enforcing traffic laws and maintaining the section of highway in its borders.
- EXCEPT FOR ONE (FORMER) BRIDGE. The Woodrow Wilson Memorial Bridge (I-95/495) that crossed the Potomac River into Washington, D.C. used to be the only part of the interstate system owned by the Federal Highway Administration.
May 27, 2010 · The bill created a 41,000-mile system of interstate highways that Eisenhower promised would eliminate unsafe roads, inefficient routes and traffic jams. ... At 3,020 miles, I-90 is the longest ...
Dec 27, 2017 · The interstate highway system was officially born on June 29, 1956, when President Dwight D. Eisenhower signed the Federal-Aid Highway Act. ... Myth: “One in every five miles of the interstate ...
Sep 28, 2024 · In 1992 the Interstate Highway System was considered complete with the construction of Interstate 70 through Glenwood Canyon in Colorado. By the first decades of the 21st century, the system spanned more than 48,000 miles (77,000 km), with routes crossing the continental United States in both east to west and north to south directions.
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Construction proceeded rapidly, and by 1991 the system was considered officially completed. As of 2010, the Interstate system totaled more than 47,100 miles. Major Interstate routes are designated by one or two-digit numbers. Routes running north and south are assigned odd numbers, while east-west routes are assigned even numbers.
