Hump Creek Bridge[Map] Pony truss bridge over Hump Creek on an IRR County Road, 2.5 mi. east and 2 mi. south of Watauga Open to traffic Built 1930
Missouri River US 12 Bridge[Map · Street View] Through truss bridge over Missouri River (Oahe Lake) on US 12 at Mobridge Open to traffic Built 1959; rehabilitated 1980
Mobridge Railroad Bridge[Map · Street View] Through truss bridge over Missouri River (Oahe Lake) on the BNSF Railway between Mobridge and Wakpala Open to traffic Built 1961