| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Allegheny River Bridge | NY 353 over Allegheny River | Open to traffic | Pony truss | 1940 | -- | 134.8 ft. | 686.7 ft. |
| Baxter Mill Road Bridge | Baxter Mill Road over Ischua Creek | Open to traffic | Through truss | 1893 | -- | 101.7 ft. | 105.0 ft. |
| Buffalo & Pittsburgh Railroad Bridge | CR 12 over Buffalo & Pittsburgh Railroad | Open to traffic | Timber stringer | 1930 | -- | 24.0 ft. | 103.7 ft. |
| Cattaraugus Creek Bridge | US 219 over Cattaraugus Creek | Open to traffic | Deck truss | 1956 | -- | 299.9 ft. | 651.9 ft. |
| Cattaraugus Creek Bridge | Bridge over Cattaraugus Creek | Open to traffic | Through truss | 1928 | -- | 196.9 ft. | 199.8 ft. |
| Ischua Creek Bridge | Mill Street over Ischua Creek | Closed to all traffic | Through truss | ca. 1910 | -- | -- | 121.7 ft. |
| Redhouse Brook Bridge | State Park NY 1 over Redhouse Brook | Open to traffic | Arch | 1940 | -- | 65.9 ft. | 180.8 ft. |
| Skinner Hollow Road Bridge | Skinner Hollow Road over South Branch Catt | Open to traffic | Pony truss | 1949 | -- | 93.8 ft. | 96.8 ft. |