(Bigg, 35-55-B - Destroyed by flood in 2002.) N. of Piqua, Washington Township, Miami County, OH. Broadway St. N. (curves NW) 0.9 miles from jct with US36 in Piqua, continue NW on OH66 1.5 miles, N. on Hardin Rd. 1.4 miles to the bridge on the E. side of the road at 10789 N Hardin Rd. (N40 11.792 W84 15.045) Photos by Dave Bigg.