C.F. Lytle
Grand Avenue Viaduct (Woodbury County, Iowa)Built 1936
Steel stringer bridge over Over UPRR, Streets on IA 12/US Business 20 in Sioux City
Open to traffic
Imboden Bridge (Lawrence County, Arkansas)Built 1937
Pony and deck truss bridge over Spring River and the Frisco Railroad on US 62 at Imboden
Open to two-lane traffic, with a pedestrian sidewalk