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The Lindenthal bridge was built in its place, using the Roebling bridge's stone masonry piers. The Smithfield Street Bridge is the penultimate of the many bridges that span the Monongahela before the river joins with the Allegheny River to form the Ohio River at Downtown Pittsburgh .
In 1859, the second Sixth Street Bridge was built by John A. Roebling. This was his third and final bridge in Pittsburgh. His eldest son Washington Roebling worked with him on the bridge after completing his degree in engineering. This bridge had two main spans of 343 feet (105 m), with shore spans of 179 feet (55 m). [3]
John Augustus Roebling (born Johann August Röbling; June 12, 1806 – July 22, 1869) was a German-born American civil engineer. [1] He designed and built wire rope suspension bridges, in particular the Brooklyn Bridge, which has been designated as a National Historic Landmark and a National Historic Civil Engineering Landmark.
The collapse of the four-lane Fern Hollow Bridge that carries Forbes Avenue over Frick Park occurred at 6:39 a.m. local time in Pittsburgh's Poi 'Sounded like a huge snowplow': 10 injured in ...
A two-lane bridge collapsed in Pittsburgh Friday, prompting rescuers to form a human chain to help rescue multiple people from a dangling bus. (Jan. 28)
The Allegheny Aqueduct was John A. Roebling's first wire cable suspension bridge. [1] It was built in 1844 near the later Fort Wayne Railroad Bridge as a replacement for a wooden covered bridge aqueduct over the Allegheny River in Pittsburgh , part of the Pennsylvania Canal .
A two-lane bridge collapsed in Pittsburgh early Friday, prompting rescuers to rappel nearly 150 feet (46 meters) while others formed a human chain to help rescue multiple people from a dangling bus.
The bridge was then rebuilt in 1846 in an updated, wire rope Suspension Bridge construction, designed by John A. Roebling. The Liberty Bridge was built in 1928 and was designed by George S. Richardson. This bridge, which crosses over the South Side area, connects downtown Pittsburgh to the Liberty Tunnel.