| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| 283rd Street Bridge | 283rd Street over Unnamed creek | Open to traffic | Arch | ca. 1910 | -- | 20.0 ft. | 25.9 ft. |
| Bear Creek Bridge | Local road over Bear Creek | No longer exists | Pony truss | 1915 | 2003 | 80.1 ft. | 81.0 ft. |
| Beer Creek East Line Street Bridge | East Line Street over Beer Creek | Open to traffic | Pony truss | 1902 | -- | 62.0 ft. | 62.0 ft. |
| Big Mill Creek Bridge | Local road over Big Mill Creek | Open to traffic | Pony truss | 1986 | -- | 89.9 ft. | 91.9 ft. |
| Brush Creek Bridge | Local road over Brush Creek | Open to traffic | Through truss | 1902 | -- | 78.1 ft. | 114.2 ft. |
| Deep Creek Bridge | Local road over Deep Creek | No longer exists | Pony truss | 1939 | 2004 | 90.0 ft. | 120.0 ft. |
| Farmers Creek Bridge | Local road over Farmers Creek | Unknown status | Pony truss | 1915 | -- | 89.9 ft. | 126.0 ft. |
| Little Creek Bridge | Local road over Little Creek | Unknown status | Pony truss | 1938 | -- | 89.9 ft. | 121.1 ft. |
| Local Road Bridge | Local road over Unnamed creek | No longer exists | Pony truss | ca. 1910 | 2001 | 60.0 ft. | 89.9 ft. |
| Local Road Bridge | Local road over Unnamed creek | No longer exists | Pony truss | 1911 | 1911 | -- | 80.1 ft. |
| Local Road Bridge | Local road over Unnamed creek | No longer exists | Pony truss | 1911 | 2001 | -- | 80.1 ft. |
| Local Road Bridge | Local road over Unnamed creek | Unknown status | Pony truss | ca. 1920 | -- | -- | 45.9 ft. |
| Local Road Bridge | Local road over Unnamed creek | No longer exists | Pony truss | 1914 | 2002 | -- | 49.9 ft. |
| Maquoketa River Bridge | Local road over Maquoketa River | Open to traffic | Through truss | 1927 | -- | 160.1 ft. | 456.1 ft. |
| Maquoketa River Bridge | Local road over Maquoketa River | Open to traffic | Through truss | ca. 1950 | -- | 250.0 ft. | 440.0 ft. |
| Maquoketa River Bridge | Local road over Maquoketa River | Open to traffic | Through truss | 1956 | -- | 250.0 ft. | 571.2 ft. |
| Maquoketa River Bridge | Local road over Maquoketa River | Open to traffic | Through truss | 1958 | -- | 160.1 ft. | 323.2 ft. |
| Mississippi River Overflow Bridge | US 52/IA 64 over Mississippi River Overflow | Open to traffic | Through truss | 1933 | -- | 120.1 ft. | 342.2 ft. |
| North Fork Maquoketa River Bridge | Local road over North Fork Maquoketa River | Open to traffic | Through truss | ca. 1900 | -- | 108.9 ft. | 159.1 ft. |
| North Fork Maquoketa River Bridge | Local road over North Fork Maquoketa River | No longer exists | Through truss | 1939 | 2005 | 130.0 ft. | 297.0 ft. |
| South Fork Maquoketa River Bridge | Local road over South Fork Maquoketa River | Open to traffic | Through truss | 1982 | -- | 129.9 ft. | 170.9 ft. |
| South Fork Maquoketa River Bridge | Local road over South Fork Maquoketa River | Open to traffic | Through truss | ca. 1940 | -- | 160.1 ft. | 316.9 ft. |
| Tete De Morts Creek Bridge | Local road over Tete De Morts Creek | Open to traffic | Pony truss | 1982 | -- | 69.9 ft. | 72.2 ft. |
| Unnamed Creek Bridge | Local road over Unnamed creek | Open to traffic | Pony truss | 1915 | -- | 69.9 ft. | 69.9 ft. |
| Unnamed Creek Bridge | Local road over Unnamed Creek | Open to traffic | Pony truss | ca. 1930 | -- | 40.0 ft. | 40.0 ft. |
| Unnamed Creek Bridge | Local road over Unnamed creek | Open to traffic | Pony truss | ca. 1930 | -- | 65.0 ft. | 65.0 ft. |
| Unnamed Creek Bridge | Local road over Unnamed creek | No longer exists | Pony truss | ca. 1930 | 2004 | -- | 90.0 ft. |