Interstate System

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Definition: Interstate System

Interstate System is a network of in control high speed highways which constitute the main part of the national highways of the United States. As of 2014, it is the 2nd largest network in the world, after China.

It started on June 29, 1956 and is about to complete 60 years. It took 17 years to create and fund for the project.

It was made for the public to eliminate/remove unsafe roads, traffic jams, and accidents, etc.

It is essential for US prosperity and way of life. It connects goods to the markets of the country as well as people from different nations, villages, towns, cities, etc. It increased the economic strength of US and as of now, is called one of the greatest public works project in history.

Primary interstate highways have numbers ranging from one digit to two digits (Source to destination). The highways which come in between have three digits. The routes which run from coast to coast or border to border, who are major ones, are usually divisible by 5.

It has been noticed that even routes run from east to west whereas odd numbered routes run from north to south.

Its total mileage is approx 50,000 miles and it was one of the projects built as planned at that time.


Hence, this concludes the definition of Interstate System along with its overview.

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