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Structurally Deficient and Functionally Obsolete Bridges by State
Within the National Highway System

Click on the state to view that state's statistics.

• A structurally deficient bridge has limited structural capacity that may result in weight limitations that restrict traffic or create lengthy detours.



• A functionally obsolete bridge has outdated design features and geometrics resulting in restrictions on traffic volumes, vehicle sizes, and weights.

To download entire spreadsheet of information, click here.