The Washington Avenue Bridge in
Iowa Falls, Iowa
Iowa Falls is a city in Hardin County, Iowa, United States. Iowa Falls is the home of Ellsworth Community College. It is also a regional transportation center, located along U.S. Routes 20 and 65 and the Canadian National and Union Pacific Rai ...
is an attractive concrete two-span
open spandrel
A spandrel is a roughly triangular space, usually found in pairs, between the top of an arch and a rectangular frame; between the tops of two adjacent arches or one of the four spaces between a circle within a square. They are frequently fil ...
arched bridge that brings Washington Avenue over the
Iowa River
The Iowa River is a tributary of the Mississippi River in the state of Iowa in the United States. It is about longU.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map , accessed May 13, 2011 and ...
. Originally it carried
US 20
U.S. Route 20 or U.S. Highway 20 (US 20) is an east–west United States Numbered Highway that stretches from the Pacific Northwest east to New England. The "0" in its route number indicates that US 20 is a major coast-to-coast route. S ...
. It was built in 1934 by the
Weldon Brothers for $51,710.55.
[
In the 1920s and 1930s if a relatively long bridge was required in a rural area, it would have been built using steel trusses, but in this urban setting where there is enough height in the bridge to allow wide arches, a concrete open-spandrel arch bridge could be built, and be worthwhile for its attractiveness. In Iowa, the Mederville Bridge (1918), the Adair Viaduct (1923) and the Iowa Falls Bridge (1928, also built by the Weldon Brothers) are other examples, but the Washington Avenue bridge is notable as a well-preserved two-span example.][ with ]
It was listed on the National Register of Historic Places
The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures and objects deemed worthy of preservation for their historical significance or "great artistic ...
in 1998.[
]
See also
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References
Road bridges on the National Register of Historic Places in Iowa
Bridges completed in 1934
Bridges in Hardin County, Iowa
Arch bridges in Iowa
Iowa Falls, Iowa
U.S. Route 20
Bridges of the United States Numbered Highway System
National Register of Historic Places in Hardin County, Iowa
Concrete bridges in the United States
Open-spandrel deck arch bridges in the United States
1934 establishments in Iowa
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