Apple River Road Bridge
Through truss bridge over Apple River on South Apple River Road
Open to traffic
Built ca. 1890

Carr Road Bridge
Arch bridge over Carr Road on the ICRR, 1.5 mi. east of Scales Mound
Open to traffic

Culvert Road Bridge
Arch bridge over Culvert Road on the ICRR, 2.8 mi. northwest of Scales Mound
Open to traffic

East Fork Galena River Bridge
Pony truss bridge over East Fork Galena River on a township road, 5 mi. northeast of Galena
Open to traffic
Built 1901

Elmoville Road Bridge
Concrete bridge over North Fork Plum River on S. Elmoville Road, 6 mi. south of S Stockton
Open to traffic
Built 1934

First Twin Bridges Road Bridge
Pony truss bridge over Clear Creek on East Twin Bridges Road, 1.5 mi. southwest of Warren
Open to traffic
Built ca. 1910

Georgtown Road Bridge
Three-span pony truss bridge over Apple River on West Georgtown Road, .3 mi. northwest of Elizabeth
Open to traffic
Built ca. 1890

Irish Hollow Creek Bridge
Pony truss bridge over Irish Hollow Creek on a township road, 4 mi. west of Elizabeth
Open to traffic
Built ca. 1940

Julien Dubuque Bridge
Steel through arch bridge over the Mississippi River on US 20 at Dubuque
Open to traffic
Built 1943; rehabilitated 1992

Kelly Road Bridge
Arch bridge over Kelly Road on the ICRR, 2.8 mi. northeast of Galena
Open to traffic

Mud Run Bridge
Pony truss bridge over Mud Run on a township road, 5 mi. south of Sw Nora
Open to traffic
Built 1901

Muddy Plum Bridge
Lost pony truss bridge over Muddy Plum River on TR 258
No longer exists
Built ca. 1910; replaced 2005

Plum River Bridge
Pony truss bridge over Plum River on TR 197
Open to traffic
Built 1925

Posey Hill Road Bridge
Arch bridge over Posey Hill Road on the ICRR, 3 mi. northeast of Galena
Open to traffic

Second Twin Bridges Road Bridge
Pony truss bridge over Clear Creek on East Twin Bridges Road, 1.5 mi. southwest of Warren
Open to traffic
Built 1915

Willow Road Bridge
Concrete bridge over Muddy Plum River on Willow Road, 6 mi. south of Stockton
Open to traffic
Built ca. 1910

Winston Tunnel
Abandoned tunnel on former Chicago-Great Western Railway
Abandoned
Built for the Minnesota and Northwestern Railroad in 1888, was the longest rail tunnel in Illinois