Belvidere, Illinois

CNW Spur - Belvidere Bridge (Boone County, Illinois)
Built 1877
Double-intersection Warren deck truss bridge over Kishwaukee RIver on abandoned UPRR Spur
Abandoned but still intact

State Street-Kishwaukee River Bridge (Old) (Boone County, Illinois)
Bridge
Replaced by a new bridge

State Street-Kishwaukee River Bridge (Older) (Boone County, Illinois)
Lost Through truss bridge over Kishwaukee River on State Street
Replaced by a new bridge

UP Unnamed Creek Arch (Boone County, Illinois)
Built 1854
Stone arch bridge over Unnamed Creek on Union Pacific Railroad
Open to traffic