Count, Area, and Length of Bridges by Functional Classification
Note: These are prior data that apply a cancelled agency policy known as the 10-year rule. When applied, the '10-year rule' excluded bridges built or reconstructed within the prior 10 years since they were not generally eligible for Highway Bridge Program funding.
|Rural||01||Principal Arterial - Interstate|
|02||Principal Arterial - Other|
|Urban||11||Principal Arterial - Interstate|
|12||Principal Arterial - Other Freeways or Expressways|
|14||Other Principal Arterial|