Agatha Creek Trestle [Map] Wooden bridge over Agatha Creek on Potlatch RoadOpen to trafficBuilt 1912; rehabilitated 1991
Big Creek BridgePony truss bridge over Big Creek on FR 2354Open to trafficBuilt 1936
Black Prince Trestle [Map] Wooden bridge on North Side Road (North Side Rd) east of CalderOpen to trafficBuilt 1912; rehabilitated 1991
Cda River Bridge [Map] Concrete tee beam bridge over Cda River on Fs Route No. 208Open to trafficBuilt 1952
Elk Creek Trestle [Map] Wooden bridge over Elk Creek on Potlatch RoadOpen to trafficBuilt 1912; rehabilitated 1991
Railroad Grade Road Bridge [Map] Pratt through truss bridge over St. Joe River on Railroad Grade RoadOpen to trafficBuilt 1908 to carry the Milwaukee Road Pacific Coast Extension in 1908. Railroad abandoned in 1980. Now a public road bridge.
Tamarack Bridge [Map] Lost wooden bridge over Canyon Creek on ID 4LostBuilt 1940, Replaced 2004