Bridges of Pittsburgh

Results: 14



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11LIBERTY BRIDGE Pennsylvania Historic Bridges Recording Project Spanning Monongahela River at State Rt. 3069

LIBERTY BRIDGE Pennsylvania Historic Bridges Recording Project Spanning Monongahela River at State Rt. 3069

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Source URL: lcweb2.loc.gov

Language: English - Date: 2011-08-31 17:00:46
12Final List of Nationally and Exceptionally Significant Features of the Federal Interstate Highway System  Interstate

Final List of Nationally and Exceptionally Significant Features of the Federal Interstate Highway System Interstate

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Source URL: www.environment.fhwa.dot.gov

Language: English - Date: 2006-11-10 11:54:39
13HISTORIC AMERICAN ENGINEERING RECORD PITTSBURGH & LAKE ERIE RAILROAD, OHIO RIVER BRIDGE (Beaver Bridge)

HISTORIC AMERICAN ENGINEERING RECORD PITTSBURGH & LAKE ERIE RAILROAD, OHIO RIVER BRIDGE (Beaver Bridge)

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Source URL: www.historicbridges.org

Language: English - Date: 2010-03-17 16:21:00
14

PDF Document

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Source URL: environment.fhwa.dot.gov

Language: English - Date: 2006-11-10 11:54:39