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Author
Blades, Doug
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Subject
Transportation
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Subject
Structure
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Stanford
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Year
2011
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1. National Bridge Inventory: United States, 2011
2011. United States. Federal Highway Administration, Lubkin, Samantha , Blades, Doug, and United States. Bureau of Transportation Statistics. This point shapefile depicts the more than 600,000 of the United States' bridges located on public roads, including interstate highways, United Sta... United States. Bureau of Transportation Statistics.