Data shown represents bridges in the OKI region in the National Bridge Inventory database.

Source: U.S. Dept. of Transportation National Bridge Inventory (NBI)

Terms:

  • Good: The bridge's deck, superstructure, and substructure were rated in good, very good, or excellent condition. In the case of culverts, the culvert was evaluated to have shrinkage cracks, no noticeable deficiences, or no deficiences.
  • Fair: The bridge's deck, superstructure, and/or substructure were rated in fair or statisfactory condition. In the case of culverts, the culvert was evaluated to have moderate to major deterioration, or initial disintegration.
  • Poor: The bridge's deck, superstructure, and/or substructure were rated in poor, serious, critical, "imminent" failure, or failed condition. In the case of culverts, the culvert was evaluated to be in a condition worse than fair.
  • For more information please refer to FHWA guidance items 58, 59, 30 and 62 as well as this fact sheet.
  • Sufficiency Rating indicates a bridge's capacity to remain in service based upon its structural evaluation, functional obsolescence, and its essentiality to the public. Values range from 0 (entirely insufficient) - 100 (entirely sufficient).

Questions or comments? Email Brandon Flessner

Bridges
Status
Good
Fair
Poor
ADT
100,000
25,000
100
Number of Bridges by Status
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Year Built (1867 - 2020)

Sufficiency Rating (0 - 100)