Due to the high priority corridor system and acts of Congress, some routes have been identified as future interstate highway corridors. These corridors are not to receive a formal Interstate designation until they meet Interstate construction standards. They are often signed with sporadically placed green signs touting the route as a Future Interstate.
About the Author: Alex
Cofounder of AARoads.com. Webmaster of both AARoads and Interstate-guide.com. Former cartographer for Mapsource, Inc. and Universal Map Group, LLC. Map specialist for GIS Cartography & Publishing Services.
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