Boggs Creek Bridge (Martin County, Indiana)
Built 1848; rehabilitated 1913
Deck truss bridge over Boggs Creek on CR 490 West
Open to traffic

Conrail Bridge (Susquehanna County, Pennsylvania)
Built 1848
Stone arch bridge over PA 1009 on Conrail
Open to traffic

Delaware Aqueduct (Pike County, Pennsylvania)
Built 1848 by John A. Roebling to carry the Delaware & Hudson Canal; later converted for highway traffic; rehabilitated 1985
Suspension bridge over Delaware River on the former Delaware & Hudson Canal
Open to traffic

High Bridge (New York County, New York)
Oldest extant bridge in New York City. Built in 1848 to carry the original Croton aqueduct across the Harlem River into New York City. Five masonry arches replaced with a steel arch by the Corps of Engineers in 1927 to benefit river navigation.
Stone and steel arch bridge over Harlem River
Closed to all traffic. Renovation and reopening are rumored.

Main Street Bridge (Norfolk County, Massachusetts)
Built 1848
Stone arch bridge over MBTA/CSX Railroad on MA 1A (Main Street) in Walpole
Open to traffic

Starrucca Viaduct (Susquehanna County, Pennsylvania)
Built 1848
Stone arch bridge over Starrucca Creek on New York, Susquehanna and Western Railway in Lanesboro
Open to traffic