Spokane, Portland and Seattle Railway Company-Cow Creek Viaduct

Milepost 304.4 former SP&S RR line, Ankeny, Washington. County/parish: Adams.

Added to the National Register of Historic Places December 31, 2018. NRIS 100003278.

Part of Bridges of the Spokane, Portland and Seattle Railway Company, 1906-1967 MPS (NRIS 100003277).

1 contributing structure.