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| CATEGORIES ABOUT LIST OF BUSINESS ROUTES OF THE INTERSTATE HIGHWAY SYSTEM | |
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The Interstate Highway System of the United States , in addition to being a network of Freeway s, also includes a number of Business Route s assigned by the American Association Of State Highway And Transportation Officials . The routes are signed with green shields resembling the Interstate Highway Shield . The word BUSINESS is used instead of INTERSTATE, and, above the number, where the state name is sometimes included, the word LOOP or SPUR appears. A business loop has both ends as its "parent", while a '''business spur''' has a "dangling end", sometimes running from the end of the Interstate to the downtown area. As the main purpose of a Business Interstate is to serve a , 1997 Business Interstates are also sometimes routed onto freeways that were once designated as mainline Interstates themselves (such as Interstate 40 Business in Winston-Salem, North Carolina and Interstate 80 Business in Sacramento, California ). Unlike 3-digit Interstate spurs, business Interstates can be repeated in the same state, not to mention they aren't subject to full Interstate Highway Standards (i.e. they are often surface streets). LIST OF BUSINESS ROUTES † Business Loop I-40 for Glenrio, Texas is actually a spur route (at the New Mexico state line it becomes a country road), but is posted as a business loop. REFERENCES |
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