| 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 |
Tiffany Bridge
Smith Road Bridge |
 | Smith Road Over Turtle Creek | Tiffany: Rock County, Wisconsin | Metal 8 Panel Bolt-Connected Pratt Through Truss, Fixed |
Total Length: 122 ft Main Span Length: 120 ft Roadway Width: 14.8 ft Main Spans: 1 |
1910 By: Worden-Allen Company of Milwaukee, Wisconsin | This extremely unusual bridge is a very early example of a truss bridge with original bolted connections. | 
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Tiffany Stone Bridge
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 | Railroad (Union Pacific) Over Turtle Creek | Tiffany: Rock County, Wisconsin | Stone Semicircular Deck Arch, Fixed | Main Spans: 5 | 1869 By: Unknown | This bridge may be the oldest stone bridge in Wisconsin. | 
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Turtleville Iron Bridge
Lathers Road Bridge |
| Lathers Road Over Turtle Creek | Rural: Rock County, Wisconsin | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 147.3 ft Main Span Length: 141.3 ft Roadway Width: 14.1 ft Main Spans: 1 |
1887 By: Wisconsin Bridge and Iron Company of Milwaukee, Wisconsin | A relatively early example of a bridge built by an important and long-lived regional bridge builder. | 
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