| 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 | ! |
Collier Ridge Road Arch Bridge
Dearborn County Bridge 54 |
 | Collier Ridge Road Over Branch West Fork Tanners Creek | Rural: Dearborn County, Indiana | Concrete Closed Spandrel Deck Arch, Fixed |
Total Length: 49 ft Main Span Length: 42.3 ft Main Spans: 1 |
By: Unknown | This bridge is a small, but attractive and unaltered example of its type. | 
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George Street Bridge
Dearborn County Bridge 159 |
 | George Street Over Hogan Creek | Aurora: Dearborn County, Indiana | Metal 16 Panel Pin-Connected Whipple Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed |
Total Length: 254 ft Main Span Length: 200 ft Roadway Width: 23 ft Main Spans: 1 |
1887 By: Lomas Forge and Bridge Works of Cincinnati, Ohio | A beautiful Whipple truss continues to be the centerpiece of the downtown area with some significant structural modifications. | 
| ! |
Guilford Red Bridge
Collier Ridge Road Bridge |
 | Collier Ridge Road Over West Fork Tanners Creek | Near Guilford: Dearborn County, Indiana | Metal 7 Panel Rivet-Connected Pratt Through Truss, Fixed |
Total Length: 138.8 ft Main Span Length: 135.5 ft Roadway Width: 12.8 ft Main Spans: 1 |
1915 By: Unknown | This beautiful former railroad bridge is slated for demolition but community residents want to see this historic bridge rehabilitated. | 
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Laughery Creek Road Bridge
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 | Laughery Creek Road (Abandoned Alignment) Over Laughery Creek Branch | Rural: Dearborn County, Indiana | Metal 3 Panel Rivet-Connected Warren Pony Truss, Fixed |
Total Length: 41 ft Main Span Length: 39 ft Roadway Width: 15.7 ft Main Spans: 1 |
1917 By: Unknown | This small pony truss has been bypassed and abandoned and is noted for decorative finials on its railings. | 
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Lost Bridge
Dearborn County Bridge 15, Ohio County Bridge 29 |
 | Belles Branch Road Over Laughery Creek | Rural: Dearborn County, Indiana and Ohio County, Indiana | Metal 8 Panel Pin-Connected Pratt Through Truss, Fixed |
Total Length: 147 ft Main Span Length: 141.7 ft Roadway Width: 16.7 ft Main Spans: 1 |
1916 By: Oregonia Bridge Company of Lebanon, Ohio | This bridge may be so named because anyone who has discovered this awe-inspiring bridge in the middle of nowhere was lost! | 
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Triple Whipple Bridge
Laughery Creek Bridge |
 | IN-56 (Old Alignment) Over Laughery Creek | Buffalo (Rural): Dearborn County, Indiana and Ohio County, Indiana | Metal 21 Panel Pin-Connected Triple Intersection Pratt Through Truss, Fixed |
Total Length: 300 ft Main Span Length: 297.5 ft Roadway Width: 17 ft Main Spans: 1 |
1878 By: Wrought Iron Bridge Company of Canton, Ohio | The king of Indiana bridges, a nationally significant, ancient 1878 bridge features a unique truss configuration, and has a huge span. | 
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