(Otto Road, 72') across Otter Creek W. of Havana, Isabel Township, Fulton County, IL. US136 W. 5.6 miles from jct with IL78 just W. of Havana, continue W. (curves S.) on Otto Rd. (veer left at the Y) 1.0 miles to the bridge. (11-4-09, N40 17.921 W90 12.450)