S.D. Codified Laws § 31-4-189 (2026)
The state highway system includes the following in Roberts County: From a point on State Highway 25 north of Claire City near the northwest corner of section nineteen, township one hundred twenty-eight north, range fifty-one west, thence south and east to State Highway 127 near Hammer near the southeast corner of section twenty-two, township one hundred twenty-eight north, range fifty-one west.
Source: SL 1984, ch 209 , § 62.