Ranney Bridge is a historic Pratt Pony Truss Bridge

Truss bridge

A truss bridge is a bridge composed of connected elements which may be stressed from tension, compression, or sometimes both in response to dynamic loads. Truss bridges are one of the oldest types of modern bridges...

 over the Ausable River at Keene Valley

Keene, New York

Keene is a town in central Essex County, New York, United States. The population was 1,063 at the 2000 census. Keene is the home of Mount Marcy, the highest mountain in New York state, as well as the Great Range and 15 of the 46 High Peaks, and the Ausable Lakes, the source of the Ausable River...

 in Essex County, New York

Essex County, New York

Essex County is a county located in the U.S. state of New York. As of the 2010 census, the population was 39,370. Its name is from the English county of Essex. Its county seat is Elizabethtown...

. It was built in 1902 and was built by the Canton Iron Bridge Company. It was originally located at the hamlet of New Russia

Elizabethtown, New York

Elizabethtown is a town in Essex County, New York, United States. The population was 1,315 at the 2000 census. The county seat of Essex County is a hamlet also called Elizabethtown. The name is derived from Elizabeth Gilliland, the wife of an early settler....

 and moved to its present site about 1925. It is 15 feet, 9 inches wide and spanning 59 feet, 9 inches at roughly 7 feet, 4 inches above water level.

It was listed on the National Register of Historic Places

National Register of Historic Places

The National Register of Historic Places is the United States government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation...

in 1999.