31-4-209 State Highway 224 from Alpena to State Highway 37. 31-4-210 Interstate Highway 229 from Interstate Highway 29 to Interstate Highway 90. 31-4-211
SDCL § 31-4-207 — under STATE TRUNK HIGHWAY SYSTEM.
SDCL § 31-4-207
31-4-209 State Highway 224 from Alpena to State Highway 37. 31-4-210 Interstate Highway 229 from Interstate Highway 29 to Interstate Highway 90. 31-4-211