| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|
| Bear Creek Bridge | Bear Creek Bridge over South Branch Bear Creek | Open to traffic | Warren pony truss | 1913 | -- | 77.1 ft. | 83.0 ft. |
| Beatty Mills Bridge | TR 659 over Buffalo Creek | Open to traffic | Bowstring pony truss | ca. 1875 | -- | -- | 86.0 ft. |
| Boltz Road Bridge | Boltz Road over Buffalo & Pittsburgh Railroad | Open to traffic | Timber stringer | ca. 1925 | -- | 28.9 ft. | 78.1 ft. |
| Climax Bridge | PA 1009 over Redbank Creek | Open to traffic | Warren deck truss | ca. 1898 | -- | -- | 257.9 ft. |
| Cogley Bridge | Cogley Bridge over South Fork of Pine Creek | Open to traffic | Warren pony truss | ca. 1910 | -- | -- | 54.1 ft. |
| County Home Bridge | CR 1 over Cowanshannock Creek | Open to traffic | Pony truss | ca. 1895 | -- | -- | 80.1 ft. |
| Foxburg Bridge | PA 58 over Allegheny River | Replaced by a new bridge | Warren through truss | 1921 | 2008 | 173.9 ft. | 538.1 ft. |
| Gastown Bridge | TR 690 over Plum Creek | Open to traffic | Pratt pony truss | ca. 1908 | -- | -- | 102.0 ft. |
| Glade Run Bridge | PA 3017 over Glade Run | Open to traffic | Closed-spandrel arch | 1922 | -- | 60.0 ft. | 83.0 ft. |
| Johnston Bridge | PA 2069 over Plum Creek | Open to traffic | Pratt pony truss | 1904 | -- | 71.9 ft. | 80.1 ft. |
| Kittanning Bridge | PA 1038 over Allegheny River | Open to traffic | Parker through truss | 1931 | -- | 405.9 ft. | 949.2 ft. |
| Lower Pine Run Bridge | TR 748 over Pine Run | Open to traffic | Pratt through truss | ca. 1895 | -- | -- | 86.0 ft. |
| Mahoning Creek Bridge | PA 1007 over Mahoning Creek | Open to traffic | Closed-spandrel arch | 1913 | -- | 85.0 ft. | 181.1 ft. |
| Mcauley Bridge | Mcauley Bridge over South Fork Pine Creek | Open to traffic | Truss | 1912 | -- | -- | 75.1 ft. |
| P&S Railroad Bridge | SR 4025 over P&S Railroad | Open to traffic | Closed-spandrel arch | 1910 | -- | 21.0 ft. | 23.0 ft. |
| Parker Bridge | PA 368 over Allegheny River | Open to traffic | Parker through truss | 1934 | -- | 390.1 ft. | 1140.1 ft. |
| Pittsburg & Shawmut Railroad Bridge | PA 3025 over Pittsburg & Shawmut Railroad | Open to traffic | Timber stringer | 1910 | -- | 22.0 ft. | 119.1 ft. |
| Simpson Bridge | TR 396 over Huling Run | Open to traffic | Pratt pony truss | ca. 1900 | -- | -- | 39.0 ft. |