Grist Mill Bridge, Dam and Mill Site

The Grist Mill Bridge, Dam and Mill Site consists of three structures located along Upton Road between Island Road and the Maple River, one-half mile west of Elsie, Michigan in Duplain Township. The three structures are: Upton Road Bridge, the last known surviving metal truss highway bridge in Michigan built by Detroit Bridge & Iron Works, and one of only three remaining Parker truss bridges in Michigan. Elsie Mill Pond Dam, a rock and earth-filled dam with a concrete cap and spillway. Kellogg Bros. & Johnson Mill Site (designated archaeological site 20CL144), the foundation and associated remains of the 1865 Kellogg Bros. & Johnson grist mill. The structures were listed on the National Register of Historic Places in 2015.