| 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 | X |
MO-168 Bridge
|
 | MO-168 Over North River | Rural: Marion County, Missouri | Metal 7 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 530 ft Main Span Length: 133.2 ft Roadway Width: 22 ft Main Spans: 4 |
1932 By: Vincennes Bridge Company of Vincennes, Indiana | A noteworthy four span example of a standard plan truss. | 
| ! |
Quincy Memorial Bridge
Quincy Soldier's Memorial Bridge |
 | US-24 (Maine Street) Over Mississippi River | Quincy and West Quincy: Adams County, Illinois and Marion County, Missouri | Metal Continuous 20 Panel Rivet-Connected Modified Polygonal Warren Through Truss, Fixed and Approach Spans: Metal Deck Girder, Fixed |
Total Length: 3511.7 ft Main Span Length: 627.7 ft Roadway Width: 24 ft Main Spans: 2 |
1930 By: Kelly-Atkinson Construction Company of Chicago, Illinois and Strauss Engineering Company of Chicago, Illinois | An extremely large, unusual, and significant example of a continuous truss that is not a cantilever. | 
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Taylor Bridge
|
 | CR-313 (CR-304) Over North Fabius River | Taylor: Marion County, Missouri | Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed |
Total Length: 201 ft Main Span Length: 200 ft Roadway Width: 19.7 ft Main Spans: 1 |
1929 By: Chermus Construction Company | This bridge is among the longest Parker truss spans in the state. | 
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