(Little Blue Creek, 73', 1916, rebuilt 1997) across Little Blue Creek ESE of Detroit, Detroit Township, Pike County, IL. IL100/106 E. 1.5 miles from jct with CR14 in Detroit, continue E. (curves S.) on TR1500N 2.5 miles, continue S. (right) on TR1415 0.9 miles to the bridge. (4-9-10, N39 36.236 W90 36.168)