The state trunk highway system includes the following in Turner County:
From a point on State Highway 46 south of Centerville near the southwest corner of section thirty-five, township ninety-six north, range fifty-two west, thence north and west via Centerville to State Highway 19 west of Centerville near the southwest corner of section twenty-three, township ninety-six north, range fifty-three west.
SDCL 31-4-144