From the record
“The Salem Township Bridge E-1 is a historic stone arch bridge over an unnamed stream on 446th Street in rural Turner County, South Dakota, west of Hurley. Built in 1940, it is one of a modest number of bridges surviving in the county that was built with New Deal funding.”
Wikipedia article Salem Township Bridge Number E-1, CC BY-SA 4.0.
One of 29 National Register listings published here for Turner County · listed in 2000 · category: Structure · built in 1940.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service