Allegheny Aqueduct[Map · Street View] Stone arch bridge over Allegheny Creek on Aqueduct Partial collapse under the eastern most span. Appears to still hold storm water / aqueduct trough not affected. Built 1824. Operated for commerce until 1919. Abandoned in 1931. Restored in 1989.
Zettlemoyer's Bridge[Map · Street View] Pratt through truss bridge over Maiden Creek on TR 787 (Long Road) Closed but recently renovated. As of July 2020, bridge is ready to be reopened. Built 1904; rehabilitated 1958; rehabilitated 2020