St. Joe River

Avery Bridge (Shoshone County, Idaho)
Built 1935
Deck truss bridge over St. Joe River on Siberts Old River Road
Open to traffic

Marble Creek Bridge (Shoshone County, Idaho)
Built 1968
Through truss bridge over St. Joe River on North Side Road
Open to traffic

North Fork St. Joe River Bridge (Shoshone County, Idaho)
Built 1935
Pony truss bridge over North Fork St. Joe River on FR 300A
Open to traffic

Railroad Grade Road Bridge (Shoshone County, Idaho)
Built 1908 to carry the Milwaukee Road Pacific Coast Extension in 1908. Railroad abandoned in 1980. Now a public road bridge.
Pratt through truss bridge over St. Joe River on Railroad Grade Road
Open to traffic