Union Arch Bridge | |
 Union Arch Bridge in 2008. The Cabin John Parkway is seen running underneath the bridge. | |
| Location | Cabin John, Maryland |
|---|---|
| Coordinates | 38°58′22.28″N 77°8′52.69″W / 38.9728556°N 77.1479694°W |
| Built | 1857–1864 |
| Architect | Meigs, Montgomery C. |
| NRHP reference No. | 73000932[1] |
| Added to NRHP | February 28, 1973 |
The Union Arch Bridge, also called the Cabin John Bridge, is a historic masonry structure in Cabin John, Maryland. It was designed as part of the Washington Aqueduct. The bridge construction began in 1857 and was completed in 1864. The roadway surface was added later. The bridge was designed by Alfred Landon Rives and built by the United States Army Corps of Engineers under the direction of Lieutenant Montgomery C. Meigs.[2][3]
The Union Arch Bridge was designated as a National Historic Civil Engineering Landmark by the American Society of Civil Engineers in 1972 and was listed in the National Register of Historic Places in 1973.
- ^ "National Register Information System". National Register of Historic Places. National Park Service. 2010-07-10. Listed as "Cabin John Aqueduct."
- ^ Library of Congress. Prints and Photographs Division. Washington, D.C. "Historic American Engineering Record (HAER) Collection: Record No. MD-53." Labeled as "Cabin John Aqueduct Bridge." Record originally prepared by National Park Service, 1987.
- ^ Kelly, John (2010-04-21). "Md. bridge history includes breach that couldn't be spanned". Washington Post.