Grantsville, Garrett County, Maryland, USA
|Coordinates:||39° 41' 48.35" N 79° 8' 37.04" W|
|total length||ca. 108 m|
|arch span||ca. 30 m|
When completed in 1813 as part of the National Road, Casselman's Bridge was the longest stone arch in the United States.
Currently there is no information available about persons or companies having participated in this project.
Relevant Web Sites
- Great American Bridges and Dams. A National Trust Guide. John Wiley & Sons, New York (USA), pp. 119. (1984):
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