This is a single suspension bridge from the Bridgemeister historical inventory of suspension bridges.
1860: Allegheny River
Pittsburgh, Pennsylvania, USA - Allegheny River
| Bridgemeister ID: | 59 (added before 2003) |
| Year Completed: | 1860 |
| Name: | Allegheny River |
| Also Known As: | Sixth Street, St. Clair |
| Location: | Pittsburgh, Pennsylvania, USA |
| Crossing: | Allegheny River |
| Coordinates: | 40.445028 N 80.003028 W |
| Maps: | Acme, GeoHack, Google, OpenStreetMap |
| Principals: | John A. Roebling |
| References: | BOB, BOP, BPL, HBE, PBR, PTS2, SJR |
| Use: | Vehicular, with walkway |
| Status: | Replaced, 1892 |
| Main Cables: | Wire (iron) |
| Suspended Spans: | 4 |
| Main Spans: | 2 x 104.9 meters (344 feet) |
| Side Spans: | 2 x 52.1 meters (171 feet) |
| Deck width: | 40 feet |
Notes:
- BPL cites this bridge as the first suspension bridge with metal towers. However, at least two earlier suspension bridges (1857 Watertown, New York and 1856 Bidwell Bar, California) are known to have metal towers and even Roebling's 1846 Smithfield Street Bridge in Pittsburgh had cast iron towers.
- Next to 1884 North Side (Seventh Street) - Pittsburgh, Pennsylvania, USA.
- Later at same location 1928 Roberto Clemente (Sixth Street) - Pittsburgh, Pennsylvania, USA.
External Links:
Do you have any information or photos about this bridge that you would like to share? Please email david.denenberg@bridgemeister.com.