(Richland Creek, 107', 1952) across Richland Creek SW of Cantrall, Gardner Township, Sangamon County, IL. IL29 S. 1.0 miles from jct with Canterbury Rd. just S. of Cantrall, W. on Gabbert Rd. 1.5 miles, S. on Brown Rd. 0.5 miles, W. on Irwin Bridge Rd. 4.8 miles to the bridge. (4-26-09, N39 53.490 W89 46.445)