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

1. (1) Interstate Highway 90 Business Loop beginning at the centerline of Interstate 90 at Exit 332, then north for 0.8 mile to the junction with State Trunk Highway 38 East (HavensAvenue), 35 miles per hour; then west for 1.41 miles to the junction with State Trunk Highway 37 (OhlmanStreet), 30 miles per hour;
2. (2) State Trunk Highway 37 beginning at the south ramps of Interstate Highway 90, Exit 330, then north to West Havens Street, 45 miles per hour; then north for 0.67 mile, 35 miles per hour; then north for 0.49 mile, 40 miles per hour; then northeast for 0.85 mile, 50 miles per hour; then east for 0.48 mile to the intersection at North Main Street, 40 miles per hour; then north for 0.54 mile in the northbound lanes, and north for 0.42 mile in the southbound lanes, 35 miles per hour; then north to 200 feet north of North Harmon Drive, 45 miles per hour; then north for 0.68 mile, 55 miles per hour; then north to 0.10 mile north of Airport Road, 65 miles per hour; then north to the Sanborn County line, 70 miles per hour;
3. (3) State Trunk Highway 38 beginning at the intersection with Interstate Highway 90 Business Loop (HavensandBurrStreets), then east for 0.35 mile, 30 miles per hour; then east for 0.7 mile, 45 miles per hour;
4. (4) State Trunk Highway 42 beginning at the junction with State Trunk Highway 37, then east 0.75 mile, 55 miles per hour; then east 0.64 mile through Ethan, 40 miles per hour;
5. (5) State Trunk Highway 37 beginning at a point 0.42 mile south of the intersection with Spruce Avenue in Mitchell, then north for 0.15 mile, 45 miles per hour; then north for 0.62 mile to the centerline of Interstate 90 at exit 332, 35 miles per hour.

Source: SL 1975, ch 16, § 1; 1 SDR 29, effective October 6, 1974; 2 SDR 37, effective November 20, 1975; 4 SDR 77, effective March 2, 1978; 7 SDR 25, effective September 22, 1980; 13 SDR 129, 13 SDR 134, effective July 1, 1987; 16 SDR 40, effective September 7, 1989; 22 SDR 165, effective June 2, 1996; 23 SDR 180, effective May 1, 1997; 25 SDR 59, effective November 2, 1998; 26 SDR 162, effective June 11, 2000; 32 SDR 53, effective October 10, 2005.

General Authority: SDCL 32-25-7 , 32-25-7.1.

Law Implemented: SDCL 32-25-7 , 32-25-7.1.