South Dakota Highway 46

Highway 46
Route of SD 46 (in red)
Route information
Defined by SDCL §31-4-166
Maintained by SDDOT
Length:	105.535 mi[1] (169.842 km)
Existed:	1936 – present
Major junctions
West end:	US 18 / US 281 in Pickstown
	I-29 in Beresford
East end:	Iowa 10 at Iowa state line
Location
Counties:	Charles Mix, Bon Homme, Yankton County, Clay, Turner, Lincoln, Union
Highway system
South Dakota Highways ← SD 45 SD 47 →

South Dakota Highway 46 is a state route that runs west to east across southeastern South Dakota. It begins at the junction of U.S. Highway 18 and U.S. Highway 281 in Pickstown, and runs due east to nearly the Iowa border, before curving south to cross the border and meeting Iowa Highway 10. It is 107 miles (172 kilometers) in length.

History

South Dakota 46 was established around 1935. Its initial alignment only extended west to U.S. Highway 81. The extension further west occurred around 1960.

Major intersections

County	Location	mi[1]	km	Destinations	Notes
Charles Mix	Pickstown	0.000	0.000	US 18 / US 281
	Wagner	11.598	18.665	SD 50 west	West end of SD 50 concurrency
	​	20.437	32.890	SD 50 east	East end of SD 50 concurrency
Bon Homme	​	28.439	45.768	SD 37
	​	41.353	66.551	SD 25
Yankton	​	57.437	92.436	US 81
Clay–Turner county line	​	73.511	118.304	SD 19 north	West end of SD 19 concurrency
	​	79.501	127.944	SD 19 south / SD 19A north	East end of SD 19 concurrency
Union–Lincoln county line	Beresford	87.982	141.593	I-29	I-29 exit 47.
	​	96.503	155.307	SD 11
Big Sioux River		105.535	169.842	South Dakota–Iowa state line
Sioux	Buncombe Township			Iowa 10 east	Continuation into Iowa
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

References

1. "State Highway Log" (PDF). Mitchell region: South Dakota Department of Transportation. January 2011. pp. 117–123. Retrieved December 23, 2011.

External links

Route map: Bing / Google

• South Dakota Highways Page: Highways 31-60