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Wycombe Post Office. October 2012. / 40.28250°N 75.01861°W / 40.28250; -75.01861. The Wycombe Village Historic District is a national historic district that is located in Wycombe, Buckingham Township and Wrightstown Township, Bucks County, Pennsylvania .
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]
The Homestead Grays Bridge, also known as the (Homestead) High Level Bridge, was built in 1936 and spans the Monongahela River between Homestead Borough and the southernmost tip of Pittsburgh 's Squirrel Hill neighborhood. [2] It is notable as the first bridge to incorporate the Wichert Truss, which uses a quadrilateral shape over each support ...
History. Opened. October 19, 1928; 95 years ago (1928-10-19) The Three Sisters are three similar self-anchored suspension bridges spanning the Allegheny River in downtown Pittsburgh, Pennsylvania at 6th, 7th, and 9th streets, generally running north–south. The bridges have been given formal names to honor important Pittsburgh residents:
David McCullough Bridge. The David McCullough Bridge, commonly and historically known as the 16th Street Bridge, is a steel trussed through arch bridge that spans the Allegheny River in Pittsburgh, Pennsylvania. The 16th Street Bridge replaced the Mechanics Street Bridge, completed at the behest of the State of Pennsylvania in 1838. [ 3 ]
The bridge was 2,100 feet (640 m) long with a 400-foot (120 m) main span consisting of two 140-foot (43 m) cantilever arms supporting a 120-foot (37 m) suspended section. It was designed by engineer T. J. Wilkerson and architect Stanley L. Roush and cost about $500,000. At the time of construction, it was the longest, highest, and one of the ...
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72.6 feet (22.1 m) History. Opened. 1928. Rebuilt. 2011–2012. Location. The William Raymond Prom Memorial Bridge, commonly known as the 31st Street Bridge, is an arch bridge that carries vehicular traffic across the Allegheny River between the Pittsburgh neighborhoods of Troy Hill and the Strip District. The bridge passes over but does not ...