McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
Cork Run Tunnel, Pittsburgh & Steubenville Railroad, from Chartiers Av...
Significance: The tunnel is one of 9 tunnels constructed on the original Pittsburgh and Steubenville Railroad and the only one that remains. The tunnel provided and important link between Pittsburgh and all poi... More
McKee's Rocks Bridge, Spanning Ohio River at Chartiers Avenue (State R...
Significance: The bridge is an outstanding example of a long-span metal through arch bridge constructed by Allegheny County as part of an intensive bridge-building campaign during the late 1920s and early 1930s... More