Boston Bridge: Difference between revisions

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 {{coord|40.3128|-79.8283|region:US-PA_type:landmark|display=title}}
 {{Portal bar|Engineering|Transport|Pennsylvania}}
-[[Category:Bridges in Allegheny County, Pennsylvania]]
-[[Category:Bridges completed in 1931]]
-[[Category:Road bridges in Pennsylvania]]
-[[Category:Bridges over the Youghiogheny River]]
-[[Category:Cantilever bridges in the United States]]
-[[Category:1931 establishments in Pennsylvania]]