List of tunnels in Pittsburgh
The following is a list of tunnels in Pittsburgh:
Tunnels[edit]
See also[edit]
References[edit]
- ^ Davis, Christine; Kurtik, Frank. "Cork Run Tunnel" (PDF). Historic American Engineering Record. Retrieved 27 January 2014.
- ^ "Panhandle Tunnel - Bridges and Tunnels of Allegheny County and Pittsburgh, PA".
- ^ "Castle Shannon Inclines".