Big Mill Creek Bridge Pony truss bridge over Big Mill Creek on a local road Open to traffic Built 1986
Brush Creek Bridge Through truss bridge over Brush Creek on a local road Open to traffic Built 1902
Deep Creek Bridge Lost pony truss bridge over Deep Creek on a local road No longer exists Built 1939; replaced 2004
Farmers Creek Bridge Pony truss bridge over Farmers Creek on a local road Unknown status Built 1915
Little Creek Bridge Pony truss bridge over Little Creek on a local road Unknown status Built 1938
Local Road Bridge Lost pony truss bridge over an unnamed creek on a local road No longer exists Built ca. 1910; replaced 2001
Local Road Bridge Lost pony truss bridge over an unnamed creek on a local road No longer exists Built 1911; replaced 1911
Local Road Bridge Lost pony truss bridge over an unnamed creek on a local road No longer exists Built 1911; replaced 2001
Local Road Bridge Pony truss bridge over an unnamed creek on a local road Unknown status Built ca. 1920
Local Road Bridge Lost pony truss bridge over an unnamed creek on a local road No longer exists Built 1914; replaced 2002
Maquoketa River Bridge Through truss bridge over Maquoketa River on a local road Open to traffic Built 1927; rehabilitated 1957
Maquoketa River Bridge Through truss bridge over Maquoketa River on a local road Open to traffic Built ca. 1950
Maquoketa River Bridge Through truss bridge over Maquoketa River on a local road Open to traffic Built 1956
Maquoketa River Bridge Through truss bridge over Maquoketa River on a local road Open to traffic Built 1958
Mississippi River Overflow Bridge Through truss bridge over Mississippi River Overflow on US 52/IA 64 in Sabula Open to traffic Built 1933; rehabilitated 1985
North Fork Maquoketa River Bridge Through truss bridge over North Fork Maquoketa River on a local road Open to traffic Built ca. 1900
North Fork Maquoketa River Bridge Lost through truss bridge over North Fork Maquoketa River on a local road No longer exists Built 1939; replaced 2005