| Special Bridge Conditions Legend |
| ! | Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level. |
| X | The bridge has been confirmed demolished or collapsed. |
| S | The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing. |
| L | Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain. |
| Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free. |
| Bridge Name | HSR Rating | Facility Carried / Feature Intersected | Location | Structure Type | Structure Dimensions | Construction Date / Builder or Contractor | Description | Thumbnail |
Fort Seneca Bridge
|
 | Fry Road Over Sandusky River | Fort Seneca: Seneca County, Ohio | Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed |
Total Length: 204 ft Main Span Length: 198.2 ft Roadway Width: 15.7 ft Main Spans: 1 |
1914 By: Unknown | This bridge is in decent shape but should be restored to ensure it can continue to be a functional historic crossing. | 
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Republic Railroad Overpass
|
 | Railroad (CSX) Over OH-19 | Republic: Seneca County, Ohio | Stone Semicircular Deck Arch, Fixed | Main Spans: 1 | By: Unknown | An attractive stone arch overpass in good condition. | 
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