The Tenth Street Bridge is a concrete arch bridge in
Great Falls, Montana
Great Falls is the third most populous city in the U.S. state of Montana and the county seat of Cascade County. The population was 60,442 according to the 2020 census. The city covers an area of and is the principal city of the Great Falls, M ...
, spanning the
Missouri River. The bridge was designed by engineer Ralph Adams of
Spokane, Washington
Spokane ( ) is the largest city and county seat of Spokane County, Washington, United States. It is in eastern Washington, along the Spokane River, adjacent to the Selkirk Mountains, and west of the Rocky Mountain foothills, south of the Canada ...
and Great Falls architect
George Shanley, and was completed in 1920. It was the longest open-spandrel ribbed concrete
arch bridge
An arch bridge is a bridge with abutments at each end shaped as a curved arch. Arch bridges work by transferring the weight of the bridge and its loads partially into a horizontal thrust restrained by the abutments at either side. A viaduct ...
in Montana.
The construction of a new bridge at Ninth Street in the 1990s made the bridge redundant, and it was proposed for demolition. Preservationists successfully diverted demolition funds to bridge preservation, and the bridge is being repaired to function as a pedestrian bridge between Great Falls and the Black Eagle community.
Preservation-Cascade, Inc.: About
/ref>
See also
*
References
External links
Preservation-Cascade Inc.
*
Bridges completed in 1920
Road bridges on the National Register of Historic Places in Montana
Buildings and structures in Great Falls, Montana
Transportation in Cascade County, Montana
Historic American Engineering Record in Montana
National Register of Historic Places in Cascade County, Montana
Concrete bridges in the United States
Open-spandrel deck arch bridges in the United States
Bridges over the Missouri River
{{Montana-bridge-struct-stub