Poffenberger Road Bridge
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The Poffenberger Road Bridge, near
Jefferson, Maryland Jefferson is an unincorporated community and census-designated place (CDP) in Frederick County, Maryland, United States. As of the 2020 census the town had a population of 2,235 (which includes the widespread area of the town's zip code, not Je ...
, is a
wrought iron Wrought iron is an iron alloy with a very low carbon content (less than 0.08%) in contrast to that of cast iron (2.1% to 4%). It is a semi-fused mass of iron with fibrous slag inclusions (up to 2% by weight), which give it a wood-like "grain" ...
bridge by the
Wrought Iron Bridge Company The Wrought Iron Bridge Company was a bridge fabrication and construction company based in Canton, Ohio, Canton, Ohio, United States. It specialized in the fabrication of iron truss bridges and was a prolific bridge builder in the late 19th centu ...
of Canton, Ohio. The bridge is similar to the
Fourpoints Bridge The Fourpoints Bridge, near Emmitsburg, Maryland is a wrought iron bridge by the Wrought Iron Bridge Company of Canton, Ohio. The bridge crosses Toms Creek and is similar to the Poffenberger Road Bridge elsewhere in Frederick County. The 103-f ...
elsewhere in Frederick County. The bridge is a single-span double-intersection
Pratt truss A truss bridge is a bridge whose load-bearing superstructure is composed of a truss, a structure of connected elements, usually forming triangular units. The connected elements (typically straight) may be stressed from tension, compression, or ...
. It was built ''circa'' 1878 and remains in daily use. It was listed on the
National Register of Historic Places The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures and objects deemed worthy of preservation for their historical significance or "great artistic ...
in 1978.


See also

*
List of bridges documented by the Historic American Engineering Record in Maryland __NOTOC__ This is a list of bridges documented by the Historic American Engineering Record in the US state of Maryland. Bridges See also * List of bridges on the National Register of Historic Places in Maryland * List of covered bridges in Maryl ...
*
List of bridges on the National Register of Historic Places in Maryland This is a list of bridges and tunnels on the National Register of Historic Places in the U.S. state of Maryland. References

{{NRHP bridges Bridges on the National Register of Historic Places in Maryland, Lists of bridges on the Nationa ...


References


External links

*, including photo in 1977, at Maryland Historical Trust * Wrought iron bridges in the United States Road bridges on the National Register of Historic Places in Maryland Bridges in Frederick County, Maryland Bridges completed in 1878 Historic American Engineering Record in Maryland National Register of Historic Places in Frederick County, Maryland Pratt truss bridges in the United States {{Maryland-bridge-struct-stub