Smithton Bridge, Spanning Youghiogheny River on State Road 981, Smithton, Westmoreland County, PA
Summary
Significance: The Smithton Bridge is the oldest remaining cantilever truss highway bridge in Pennsylvania. It is a typical example of the suspended span cantilever truss that was being built in the United States about 1885. The bridge is one of 144 Pennsylvania highway bridges nominated to the National Register of Historic Places.
Survey number: HAER PA-97
Building/structure dates: 1900 Initial Construction
Building/structure dates: 1964 Subsequent Work
Building/structure dates: 1935 Subsequent Work
Tags
Date
1900
Contributors
Historic American Engineering Record, creator
Pittsburgh Bridge Company
South Huntingdon & Rostraver Townships Department of Roads & Bridges
Pennsylvania Department of Transportation
Nelson & Buchanon
Yearby, Jean P, transmitter
Johnson, Leight, photographer
Shelley, Robert C, photographer
Location
Smithton, 40.15180, -79.71790
Source
Library of Congress
Copyright info
No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html