| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|
| Albertus Meyers Bridge | PA 2055 (8th Street) over Little Lehigh Creek | Open to traffic | Open-spandrel arch | 1913 | -- | 134.8 ft. | 1959.1 ft. |
| Branch of Jordan Creek Bridge | PA 4028 (Memorial Road) over Branch of Jordan Creek | Open to traffic | Stone arch | 1887 | -- | 32.2 ft. | 32.2 ft. |
| Cementon Bridge | PA 329 over Lehigh River | Open to traffic | Through truss | 1933 | -- | 159.1 ft. | 575.2 ft. |
| Chestnut Street Bridge | Chestnut Street over Lehigh River | Open to traffic | Open-spandrel arch | 1930 | -- | 213.9 ft. | 1124.1 ft. |
| Church Lane Bridge | TR 469 (Church Lane) over Norfolk Southern Railroad | Open to traffic | Timber stringer | ca. 1930 | -- | 18.0 ft. | 29.9 ft. |
| Cold Springs Bridge | PA 1027 (Second Street) over Spring Creek | Open to traffic | Open-spandrel arch | 1930 | -- | 160.1 ft. | 259.9 ft. |
| Frantz's Bridge | Kistler Road (PA 4025) over Jordan Creek | Closed to all traffic | Stone arch | 1887 | -- | 32.2 ft. | 106.0 ft. |
| Hill to Hill Bridge | PA 378 over Lehigh River | Open to traffic | Closed-spandrel arch | 1924 | -- | 170.9 ft. | 1607.0 ft. |
| Hokendauqua Bridge | PA 1014 (Lehigh Street) over Abandoned Railroad | Open to traffic | Warren pony truss | 1908 | -- | 85.0 ft. | 89.9 ft. |
| Hollenbachs Bridge | PA 4009 (Mill Creek Road) over Mill Creek | Open to traffic | Closed-spandrel arch | 1912 | -- | 30.8 ft. | 30.8 ft. |
| Hosensack Creek Bridge | PA 2031 (Spinnerstown Road) over Hosensack Creek | Open to traffic | Stone arch | ca. 1870 | -- | 15.1 ft. | 35.1 ft. |
| Jordan Creek Bridge | PA 4003 (Kernsville Road) over Jordan Creek | Open to traffic | Pratt through truss | 1929 | -- | 98.1 ft. | 143.1 ft. |
| Jordan Creek Bridge | PA 4019 over Jordan Creek | Open to traffic | Stone arch | 1832 | -- | 15.1 ft. | 44.9 ft. |
| Jordan Creek Bridge | TR 654 over Jordan Creek | Open to traffic | Stone arch | 1875 | -- | 34.1 ft. | 74.2 ft. |
| Kline's Bridge | Park Drive over Little Lehigh Creek | Open to traffic | Through truss | 1902 | -- | -- | 101.1 ft. |
| Lehigh River Gap Bridge | PA 873 over Lehigh River | Open to traffic | Deck truss | 1930 | -- | 164.1 ft. | 1024.0 ft. |
| Lehigh Street Bridge | PA 1014 (Lehigh Street) over Lehigh River | Open to traffic | Pratt deck truss | 1908 | -- | -- | 782.2 ft. |
| Linden Street Bridge | Linden Street over Jordan Creek | Open to traffic | Stone arch | 1884 | -- | 32.2 ft. | 275.9 ft. |
| Little Cedar Creek Bridge | PA 1002 over Little Cedar Creek | Open to traffic | Arch | 1936 | -- | 60.0 ft. | 60.0 ft. |
| Little Lehigh Creek Bridge | I-78 over Little Lehigh Creek | Open to traffic | Arch | 1958 | -- | 231.0 ft. | 661.1 ft. |
| Lyon Creek Bridge | TR 634 over Lyon Creek | Open to traffic | Stone arch | 1889 | -- | 15.1 ft. | 42.0 ft. |
| Ontelaunee Creek Bridge | TR 719 (Springhouse Road) over Ontelaunee Creek | Open to traffic | Stone arch | 1834 | -- | 14.1 ft. | 27.9 ft. |
| Ontelaunee Creek Bridge | TR 720 over Ontelaunee Creek | Open to traffic | Stone arch | 1885 | -- | 17.1 ft. | 139.1 ft. |
| Overhill Road Bridge | Overhill Road over Little Lehigh Creek | Open to traffic | Closed-spandrel arch | 1931 | -- | 86.0 ft. | 86.0 ft. |
| Pine Street Bridge | Pine Street over Lehigh River | Open to traffic | Pratt deck truss | 1952 | -- | -- | 1167.1 ft. |
| Reading Road Bridge | Reading Road over Cedar Creek | Open to traffic | Stone arch | 1824 | -- | 14.1 ft. | 35.1 ft. |
| Salisbury Church Bridge | Devonshire Road over Little Lehigh Creek | Open to traffic | Stone arch | 1870 | -- | 26.9 ft. | 76.1 ft. |
| Saucon Creek Bridge | PA 2030 over Saucon Creek | Closed to all traffic | Stone arch | 1876 | -- | 24.9 ft. | 75.1 ft. |
| Schlicher Covered Bridge | Game Preserve Road (PA 4007) over Jordan Creek | Open to traffic | Burr arch-truss | 1882 | -- | 100.1 ft. | 109.9 ft. |
| Schreibers Bridge | Lehigh Parkway East over Little Lehigh Creek | Open to traffic | Stone arch | 1828 | -- | 32.2 ft. | 77.1 ft. |
| Tilghman Street Viaduct | Tilghman Street (PA 1002/Old US 22) over Lehigh River | Open to traffic | Open-spandrel arch | 1929 | -- | 185.0 ft. | 1387.2 ft. |
| Trout Creek Bridge | PA 4018 (Main Street) over Trout Creek | Open to traffic | Stone arch | 1881 | -- | 23.0 ft. | 44.9 ft. |
| Trout Creek Bridge | TR 851 (County Bridge Road) over Trout Creek | Open to traffic | Stone arch | 1888 | -- | 16.1 ft. | 36.1 ft. |