This map shows every bridge in the United States….and it’s incredible
The Network Effect
MARCH 27, 2015
This map, prepared by Wonkblog and based on data by the National Bridge Inventory, shows every highway bridge in U.S. The post This map shows every bridge in the United States… and it’s incredible appeared first on The Network Effect. that is longer than 20 feet. That’s more than 600,000 bridges!
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