| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Baltimore Road Bridge | Baltimore Road over Rock Creek | Open to traffic | Arch | 1911 | -- | 59.1 ft. | 59.1 ft. |
| Elmhirst Parkway Bridge | Elmhirst Parkway over Rock Creek Tributary | Open to traffic | Steel arch | 1940 | -- | 20.0 ft. | 20.0 ft. |
| Griffith Road Bridge | Griffith Road over Hawlings River | Open to traffic | Arch | 1920 | -- | 23.0 ft. | 24.9 ft. |
| Haviland Mill Road Bridge | Haviland Mill Road over Hawlings River | Open to traffic | Arch | 1900 | -- | 40.0 ft. | 40.0 ft. |
| Kensington Parkway Bridge | Kensington Parkway over Rock Creek | Open to traffic | Steel arch | 1910 | -- | 25.9 ft. | 103.0 ft. |
| Kensington Parkway Bridge | Kensington Parkway over Silver Creek | Open to traffic | Steel arch | 1940 | -- | 20.0 ft. | 20.0 ft. |
| Kent Street Bridge | Kent Street over Silver Creek | Open to traffic | Steel arch | 1940 | -- | 20.0 ft. | 20.0 ft. |
| Montevideo Road Bridge | Montevideo Road over Dry Seneca Creek | Open to traffic | Pony truss | 1910 | -- | 49.9 ft. | 50.9 ft. |
| North Branch Rock Creek Bridge | MD 115 over North Branch of Rock Creeek | Open to traffic | Arch | 1917 | -- | 29.9 ft. | 34.1 ft. |
| Northwest Branch Bridge | US 29 over Northwest Branch | Open to traffic | Arch | 1920 | -- | 47.9 ft. | 51.8 ft. |
| Patuxent River Bridge | MD 108 over Patuxent River | Open to traffic | Arch | 1928 | -- | 85.0 ft. | 123.0 ft. |
| Sligo Creek Bridge | MD 195 over Sligo Creek | Open to traffic | Arch | 1932 | -- | 89.9 ft. | 225.1 ft. |
| Zion Road Bridge | Zion Road over Hawlings River | Open to traffic | Arch | 1930 | -- | 22.0 ft. | 22.0 ft. |