Ferguson Construction Co.

of Rockford, Illinois
Hononegah Forest Preserve Bridge (Winnebago County, Illinois)
Built 1925
Marsh Rainbow Arch bridge over Dry Run Creek in Hononegah Forest Preserve
Open to traffic

Lincoln Memorial Bridge-Wabash River (Knox County, Indiana)
Built 1932
Open-spandrel arch bridge over Wabash River on Business US 50 at Vincennes
Open to traffic