This Is the State With the Most Dangerous Bridges

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10. Oklahoma
>Percent of bridges that are structurally deficient: 9.9%
>Number of bridges: 23,220

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9. Michigan
>Percent of bridges that are structurally deficient: 11.0%
>Number of bridges: 11,284

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8. North Dakota
>Percent of bridges that are structurally deficient: 11.2%
>Number of bridges: 4,285

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7. Maine
>Percent of bridges that are structurally deficient: 12.6%
>Number of bridges: 2,485

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6. Louisiana
>Percent of bridges that are structurally deficient: 12.8%
>Number of bridges: 12,782