The state trunk highway system includes the following in Aurora County: From a point on State Highway 258 east of Plankinton near the west line of section twenty - four, township one hundred three north, range sixty - four west, thence north to the entrance of the state training school near the northeast corner of section fourteen, township one hundred three north, range sixty - four west. Source: SL 1984, ch 209 , § 77.
State Highway 203 from State Highway 258 to State Training School
SDCL § 31-4-204 — under STATE TRUNK HIGHWAY SYSTEM.
SDCL § 31-4-204