Old Mill Road Bridge, Spanning Saucon Creek, Old Mill Road, Hellertown, Northampton County, PA
Summary
Significance: One of two existing pony-truss spans built by the Beckel Foundry. Both used variations of Francis C. Lowthorp's 23 June 1857 and 13 March 1860 patented cast lower-chord connections. The Old Mill and the Walnut Street bridges incorporate unusual cast-iron beams to support decks.
Unprocessed Field note material exists for this structure: N16
Survey number: HAER PA-93
Building/structure dates: after. 1860- before. 1880 Initial Construction
Building/structure dates: after. 1930- before. 1940 Initial Construction
Tags
Date
1969 - 1980
Contributors
Historic American Engineering Record, creator
Beckel, Charles Nathaniel
Lowthorp, Francis C
Theodoropulos, Christine, field team
Chang, Wayne, field team
Delony, Eric, field team
Anderson, Richard K, field team
Allen, Lori, field team
Givens, Carolyn, field team
Ussler, Christine, project manager
Kemp, Emory L, project manager
Madrid, transmitter
Korsos, Monika, delineator
Burney, Coy, delineator
Hadlow, Robert W, historian
Chamberlin, William, historian
Elliot, Joseph E, B, photographer
Lowe, Jet, photographer
Location
Hellertown (Pa.), 40.57954, -75.34073
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