Marsh Engineering Co.

of Des Moines, Iowa

Cotter Bridge (Baxter County, Arkansas)
Designer, 1930
Six-span rainbow arch bridge over White River on US 62B at Cotter
Open to two-lane traffic

Dunkerton Bridge (Black Hawk County, Iowa)
Built 1909
Three-span concrete arch bridge over Crane Creek in Dunkerton
Open to pedestrians only

Marsh Arch Bridge (Kossuth County, Iowa)
Built 1916
Pony arch bridge over East Fork Des Moines River on CR P14
Open to traffic

Raccoon River Lincoln Highway Bridge (Greene County, Iowa)
Built 1912
Arch bridge over Raccoon River on a local road
Open to traffic

Second Avenue Bridge (Linn County, Iowa)
Built 1906
Open-spandrel arch bridge over Cedar River on Second Avenue in Cedar Rapids
Open to four lanes of one-way westbond traffic