ISHC Standard Series G

Standard design series for timber pile trestles

Elm Street Overpass (Scott County, Iowa)
Built 1937; rehabilitated 1984
Timber stringer bridge over Railroad on Elm Street
Closed

Main Street Overpass (Marion County, Iowa)
Built 1940
Timber stringer bridge over Railroad (UP) on Main Street
Open to traffic

Unnamed Stream Bridge (Johnson County, Iowa)
Built 1925; rehabilitated 1978
Timber stringer bridge over Unnamed Stream on Swan Lake Road NW
Closed to all traffic