South Dakota State Capitol South Dakota State Capitol The South Dakota State Capitol is the state capitol building of the U.S. state of South Dakota. Housing the South Dakota State Legislature, it is located in the state capitol of Pierre at 500 East Capitol Avenue. The building houses the offices of most state officials, including the Governor of South Dakota. The building was constructed between 1905 and 1910. The designs for the building were executed by the Minneapolis architectural firm of Bell & Detweiler, who gave the building similar features to the Montana State Capitol in Helena, Montana. The planning and construction cost was
South Dakota Highway 168 maintained by SDDOT. In 2012, the traffic on the highway was measured in average annual daily traffic. The route had an average of 165 vehicles. The designation is not a part of the National Highway System, a system of highways important to the nation's defense, economy, and mobility. The Unofficial South Dakota Highways Page South Dakota Highway 168 South Dakota Highway 168 (SD 168) is a state highway in Butte County in the U.S. state of South Dakota. It runs from U.S. Route 85 (US 85) to SD 79. The highway is maintained by the South Dakota Department of Transportation