| 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 |
Market Street Bridge
Chief John Ross Bridge |
 | Market Street (US-27) Over Tennessee River | Chattanooga: Hamilton County, Tennessee | Metal Three-Hinged Braced Ribbed Through Arch, Movable: Bascule (Rolling Lift) and Approach Spans: Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 1895 ft Main Span Length: 358.8 ft Roadway Width: 36 ft Main Spans: 1 |
1917 By: Toledo Bridge and Crane Company of Toledo, Ohio and Scherzer Rolling Lift Bridge Company of Chicago, Illinois | One of the largest bascule bridges ever constructed, this is also a rare movable arch bridge. | 
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Tennessee River Railroad Bridge
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 | Railroad (Norfolk Southern, Cincinnati Southern) Over Tennessee River | Chattanooga: Hamilton County, Tennessee | Metal 10 Panel Rivet-Connected Polygonal Warren Through Truss, Movable: Vertical Lift and Approach Spans: Metal Deck Girder, Fixed | Main Spans: 1 | 1920 By: Unknown | A good example of a vertical lift truss bridge for railroad use. | 
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Walnut Street Bridge
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| Walnut Street Over Tennessee River | Chattanooga: Hamilton County, Tennessee | Metal 16 Panel Pin-Connected Pennsylvania Through Truss, Fixed |
Total Length: 2370 ft Main Span Length: 320 ft Main Spans: 6 |
1891 By: Smith Bridge Company of Toledo, Ohio | One of the most signficant landmark bridges in the country is this awe-inspiring bridge with ornate details. | 
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