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Oct 21, 2023 · This US road map displays major interstate highways, limited-access highways, and principal roads in the United States of America. It highlights all 50 states and capital cities, including the nation’s capital city of Washington, DC.
Aug 20, 2018 · The map of the United States below shows how far each county is from Interstates system. U.S. Interstate Highway System coverage, by county. According to MetricMaps, about 75 percent of the US population resides 5 miles from the interstate.
The Interstate Highway System. PDF Map. In 1919, a convoy of army trucks was sent on a journey across the United States, from Washington to San Francisco, to test the efficiency of the roadway system in case of an emergency.
- First Attempt
- Interstate System Takes Shape
- Eisenhower Makes It A Reality
- A Standard Design
- Naming The Highways
The Federal-Aid Highway Act of 1938 was the first serious attempt to develop a national roadway system. Under the auspices of the Bureau of Public Roads, the goal of this act was to study the feasibility of a toll-financed system of three east-west and three north-south superhighways. From this study, officials found out this system could not be se...
Congress passed further legislation in the form of the Federal-Aid Highway Act of 1944. The act chartered a "National System of Interstate Highways" and expanded the network to 40,000 miles. Soon state highway agencies and the Department of Defenseplanned nationwide routes. No specific funds were authorized for construction, however, making progres...
Dwight Eisenhower had long realized the importance of highways, even before he became president in 1953. In 1919 as a young lieutenant colonel in the army he had accompanied the first transcontinental military motor convoy from Washington, DC, to San Francisco. Like most American motorists, the soldiers traveled on dirt roads and crumbling bridges;...
The legislation of 1956 also provided for an extended netowrk of 66,000 km (41,012 mi) and nationwide design standards, including: 1. a minimum of two lanes in each direction 2. lanes that were 12 ft in width 3. a ten-foot right paved shoulder 4. design speeds of 50–70 mph Further legislation over the years continued to expand the total length of t...
The procedure for naming the highways is systematic. Major routes are designated by single- or two-digit numbers. If a route runs north-south, it is given an odd number, and if route a runs east-west, an even number. For north-south routes, numbering conventions begin in the west. Thus I-5 runs north and south along the West Coast, while I-95 runs ...
Legend has it that the Interstate began with President Roosevelt drawing three lines East and West and three lines North and South on a map of the United States and asking the Bureau of Public Roads to build it.
U.S. DEPARTMENT OF TRANSPORTATION. Federal Highway Administration. 1200 NEW JERSEY AVENUE, SE. WASHINGTON, DC 20590. 202-366-4000
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How can I get a commemorative name for the Interstate in my town/county/State? Although the Federal Government provided funds to help build the Interstate System, States own and operate the roads. As a result, the Federal Highway Administration (FHWA) does not have the authority to name the routes.
