| Bridge Name: | Seneca Rail Bridge |
| Official Name: | Seneca Rail Bridge |
| Locale: | Seneca, Illinois |
| Maint: | Illinois Department of Transportation |
| Id: | N/A |
| Design: | Steel truss |
| Height: | 22 feet (about 6.8 meters) |
| Coordinates: | 41.3059°N -88.5855°W |
The Seneca Rail Bridge is a rail bridge in Seneca, Illinois over the Illinois River.It was built by the Chicago, Rock Island & Pacific Railroad. The first bridge in this location was built around 1853; the present bridge around 1930.[1]