South Dakota Administrative Rules
Title 70 - Department of Transportation
Article 70:01 - Administration - Highway Safety Signs and Notices
Chapter 70:01:02 - Speed limits
Section 70:01:02:16 - Campbell County

(1) State Trunk Highway 10 in Pollock beginning at the junction of State Trunk Highway 1804, then east for 0.13 mile, 20 miles per hour; then east for 0.26 mile, 30 miles per hour; then east for 0.25 mile, 45 miles per hour;

(2) U.S. Highway 83 beginning 0.35 mile south of the southwest corner of section 17, township 126 north, range 76 west of the fifth principal meridian in Mound City, then north for 0.3 mile, 45 miles per hour; then north for 0.3 mile, 25 miles per hour; then north for 0.3 mile, 45 miles per hour;

(3) U.S. Highway 83 in Herreid beginning at the intersection with Federal Aid Secondary Highway 6104, then north 0.25 mile, 45 miles per hour; then north 0.9 mile, 30 miles per hour; then north 0.65 mile, 45 miles per hour;

(4) State Trunk Highway 1804 in Pollock beginning 0.6 mile south and 0.31 mile west of the junction with State Trunk Highway 10, then east for 0.31 mile, then north and northwesterly for 0.37 mile, 30 miles per hour; then northwesterly to the North Dakota state line, 55 miles per hour;

(5) State Trunk Highway 1804 beginning 0.6 mile south and 0.31 mile west of its junction with State Trunk Highway 10 in Pollock, then west and south to the Campbell-Walworth county line, 55 miles per hour.