| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Holy Island Road Bridge | Holy Island Road over South Arm Lake Charlevoi | Open to traffic | Pony truss | 1945 | -- | 49.9 ft. | 49.9 ft. |
| Iron Bridge Road Bridge | Iron Bridge Road over Sturgeon River | Open to traffic | Pony truss | 1900 | -- | 40.0 ft. | 41.0 ft. |
| Island Lake Outlet Bridge | US 31 over Island Lake Outlet | Open to traffic | Other | 1949 | -- | 110.9 ft. | 222.8 ft. |