The following are the maximum speeds on certain highways in Hughes County:

1. (1) South Dakota Highway 1889 beginning at its junction with U.S. Highway 14 in Pierre, then northeasterly to Fourth Street, thirty miles per hour; then northeasterly to the junction with State Trunk Highway 1804, thirty-five miles per hour;
2. (2) U.S. Highway 14 beginning 0.3 mile west of the section line common to sections 8 and 9, township 112 north, range 76 west of the fifth principal meridian in the city of Blunt, then east for 0.6 mile, forty-five miles per hour;
3. (3) U.S. Highway 14 in Pierre beginning at its junction with State Trunk Highway 34, then north for 2.19 miles, thirty-five miles per hour; then north to its junction with State Trunk Highway 1804, forty-five miles per hour;
4. (4) State Trunk Highway 1804 in Pierre beginning at its junction with South Dakota Highway 1889, then northeasterly for 0.4 mile, thirty-five miles per hour; then northeasterly to the junction with U.S. Highway 14, fifty-five miles per hour;
5. (5) U.S. Highway 14 beginning at its junction with State Trunk Highway 1804 in Pierre, then northeasterly for 1.5 miles, fifty-five miles per hour;
6. (6) U.S. Highway 14 beginning at a point on the Missouri River Bridge directly above the center of the main channel of the Missouri River, then southeasterly to Henry Street in Pierre, thirty-five miles per hour; then southeasterly to Pawnee Street, thirty miles per hour; then east to the junction with State Trunk Highway 34, thirty-five miles per hour;
7. (7) State Trunk Highway 1804 in Pierre beginning at its junction with South Dakota Highway 1889, then northerly for 0.25 mile, thirty-five miles per hour; then northerly for 0.55 mile, forty-five miles per hour; then northerly for 7.45 miles, fifty-five miles per hour;
8. (8) State Trunk Highway 204 beginning at the Hughes-Stanley county line, then northeasterly to its junction with State Trunk Highway 1804, fifty-five miles per hour; and
9. (9) U.S. Highway 14 beginning 0.2 mile west of 321 Avenue, then east through Harrold for 0.76 mile, fifty-five miles per hour.

Source: SL 1975, ch 16, § 1; 5 SDR 91, effective April 29, 1979; 7 SDR 25, effective September 22, 1980; 7 SDR 89, effective March 30, 1981; 9 SDR 132, effective April 24, 1983; 13 SDR 36, effective October 5, 1986; 13 SDR 141, effective April 5, 1987; 13 SDR 129, 13 SDR 134, effective July 1, 1987; 16 SDR 137, effective February 28, 1990; 17 SDR 12, effective July 30, 1990; 18 SDR 134, effective February 24, 1992; 22 SDR 165, effective June 2, 1996; 31 SDR 26, effective September 6, 2004; 31 SDR 62, effective November 7, 2004: 33 SDR 43, effective September 19, 2006; 34 SDR 303, effective June 9, 2008; 42 SDR 77, effective November 30, 2015 ; 42 SDR 174, effective June 23, 2016; 47 SDR 109, effective April 26, 2021; 51 SDR 141, effective July 1, 2025 .

General Authority: SDCL 32-25-7 .

Law Implemented: SDCL 32-25-7 .

Prior versions effective: 2021-04-26, 2016-06-23, 2015-11-30, 2008-06-09.