SDCL § 31-4-210: Interstate Highway 229 from Interstate Highway 29 to Interstate Highway 90.

The state trunk highway system includes the following in Lincoln and Minnehaha counties:

From a point on Interstate Highway 29 south of Sioux Falls in section eighteen, township one hundred north, range fifty west, thence northeasterly via Sioux Falls to Interstate Highway 90 north of Sioux Falls north of the southwest corner of section twenty-six, township one hundred two north, range forty-nine west.