Claim: The list of tunnels documented by the Historic American Engineering Record in Pennsylvania, which are located in various parts of the state, includes the Staple Bend Tunnel built in 1834 and Allegheny Tunnel built in 1854.
Evidence: Staple Bend Tunnel 1834 Allegheny Tunnel 1854 Rockhill Furnace Robertsdale Geistown Derry Township Larimer Township Pittsburgh Perkasie Gallitzin Gallitzin Phoenixville Manayunk Huntingdon Huntingdon Cambria Westmoreland Somerset Allegheny Bucks Cambria Cambria Chester Montgomery