Crisman Road Bridge
Through truss bridge over Little Calumet River on Crisman Road (Old IN 249) in Portage
Closed to all traffic
Built ca. 1920

Dunns Bridge
Steel through arch bridge over Kankakee River on CR 500 E (bypassed)
Open to pedestrians
The bridge is rumored to be built at least partially from materials obtained from the original Ferris Wheel at the 1893 World's Columbian Exposition in Chicago, Illinois. The current maintainer's of the bridge, the Porter County Parks Department, sta

Salt Creek IN 130 Bridge
Concrete arch bridge over Salt Creek on IN 130
Open to traffic
Built 1932

Salt Creek US 30 Bridge
Concrete arch bridge over Salt Creek on US 30
Open to traffic
Built 1938