307th Street Bridge Pony truss bridge over an unnamed creek on 307th Street, 0.9 mi. east and 3 mi. south of Tyndall Open to traffic Built 1930
Choteau Creek Bridge Pony truss bridge over Choteau Creek on 311th Street, 10.2 mi. west and 1.0 mi. north of Springfield Open to traffic Built 1905 by the Iowa Bridge Co.; rehabilitated 2002
Choteau Creek Bridge Through truss bridge over Choteau Creek on 308th Street, 6 mi. south and 1.8 mi. west of Avon S.D. Open to traffic Built 1912 by the Iowa Bridge Co.
Dry Choteau Creek Bridge Lost pony truss bridge over Dry Choteau Creek on Stone House Road, 1.7 mi. west and 1.5 mi. south of Avon S.D No longer exists Built ca. 1910; replaced 2001
Emanuel Creek Bridge Pony truss bridge over Emanuel Creek on 410th Avenue, 1.1 mi. north and 1 mi. west of Hys 46&37 Unknown status Built ca. 1910; rehabilitated 1971
Emanuel Creek Bridge Pony truss bridge over Emanuel Creek on 410th Avenue, 3.4 mi. north and 5 mi. west of Springfiel Open to traffic Built 1940
Emanuel Creek Bridge Bedstead pony truss bridge over Emanuel Creek on 299th Street, 4 mi. north and 1.2 mi. west of Tyndall Sd Open to traffic Built 1904 by the Iowa Bridge Co.; rehabilitated 1965
Snatch Creek Bridge Pony truss bridge over Snatch Creek on 306th Street, 2 mi. south and 4.1 mi. east of Tyndall Unknown status Built ca. 1930
Stone House Road Bridge Pony truss bridge over an unnamed creek on Stone House Road, 0.7 mi. west and 0.1 mi. south of Avon Unknown status Built 1935