Double-Span Metal Pratt Truss Bridge

	Double-Span Metal Pratt Truss Bridge
	U.S. National Register of Historic Places
	Double-Span Metal Pratt Truss Bridge, June 2009
	Location within New York Location within the United States
Location	AuSable Street, Keeseville, New York
Coordinates	44°30′1″N 73°29′7″W / 44.50028°N 73.48528°W
Area	less than one acre
Built	1877
Architect	Law, William H.; Murray Dougal & Company
Architectural style	Truss Bridge
MPS	Keeseville Village MRA
NRHP reference No.	83001665
Added to NRHP	May 20, 1983

Double-Span Metal Pratt Truss Bridge is a historic Pratt truss bridge over the Ausable River at Keeseville in Clinton County and Essex County, New York. It was built in 1877 by the Murray Dougal & Company of Milton, Pennsylvania. It is 214 feet in length and 16 feet wide. It consists of two 107 foot spans supported by a pier at mid-stream. It is the oldest extant example of a metal Pratt truss bridge in New York State.^[2]

The bridge carries Liberty Street over the Ausable River between Ausable Street and River River. It was listed on the National Register of Historic Places in 1999.^[1] In 2008 it was closed, and was in anticipation of repairs.^[3]^[4]

References

Media related to Double-Span Metal Pratt Truss Bridge (Keeseville, New York) at Wikimedia Commons

1 2 "National Register Information System". National Register of Historic Places. National Park Service. March 13, 2009.
↑ Steven Engelhart and Rae Brown (n.d.). National Register of Historic Places Registration: New York MPS Double-Span Metal Pratt Truss Bridge. National Archives and Records Administration. Retrieved October 26, 2025. (Downloading may be slow.)
↑ "Historic Mill Hill Bridge Closed," by Lohr McKinstry (Press Republican.com; June 6, 2008)
↑ River Street over Ausable River (UglyBridges.com)

[nris-1] 1 2 "National Register Information System". National Register of Historic Places. National Park Service. March 13, 2009.

[nrhpdoc-2] Steven Engelhart and Rae Brown (n.d.). National Register of Historic Places Registration: New York MPS Double-Span Metal Pratt Truss Bridge. National Archives and Records Administration. Retrieved October 26, 2025. (Downloading may be slow.)

[3] "Historic Mill Hill Bridge Closed," by Lohr McKinstry (Press Republican.com; June 6, 2008)

[4] River Street over Ausable River (UglyBridges.com)

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