S Bridge, National Road

S Bridge, National Road
U.S. National Register of Historic Places
U.S. National Historic Landmark
The S Bridge east of Old Washington in Ohio in 2009.
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Nearest city	Old Washington, Ohio
Coordinates	40°2′43″N 81°22′27″W / 40.04528°N 81.37417°W / 40.04528; -81.37417Coordinates: 40°2′43″N 81°22′27″W / 40.04528°N 81.37417°W / 40.04528; -81.37417
Built	1828
Architect	Unknown
Architectural style	Other
NRHP Reference #	66000610
Significant dates
Added to NRHP	October 15, 1966
Designated NHL	January 29, 1964

The S Bridge derives its name from its sharply curving approaches. Built in 1828, the single-arch stone bridge on Bridgewater Road carried the National Road and is one of four S bridges in Guernsey County, Ohio.

The bridge is approximately 185 feet (56 m) long, including approaches.