| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Middle Branch Ontonagon River Bridge | M-28 over Middle Branch Ontonagon River | Open to traffic | Steel arch | 1929 | -- | 149.9 ft. | 192.9 ft. |
| Ontonagon River Bridge | M-64 over Ontonagon River | Open to traffic | Other | 1939 | -- | 98.8 ft. | 309.1 ft. |
| Victoria Dam | Bridge over Ontanagon River | Closed to all traffic | Other | 1931 | 1996 | -- | -- |