South Dakota Department of Transportation

The South Dakota Department of Transportation (SD DOT) is a state government organization in charge of maintaining public roadways of the U.S. state of South Dakota. South Dakota has 82,447 miles of highways, roads and streets, as well as 5,905 bridges. The SD DOT is responsible for 7,830 miles of the roadway system.

South Dakota Department of Transportation (SDDOT)
Agency overview
Preceding agencies
  • State Highway Commission
  • South Dakota Highway Department
JurisdictionSouth Dakota
HeadquartersPierre, South Dakota
Employees997 full-time, 77 seasonal
Annual budget$566,717,518 (2011)
Agency executive
  • Darin Bergquist, Secretary of Transportation
Parent agencyState of South Dakota

The DOT budgets roughly $15,700,000 for winter snow and ice removal each year.

The Department of Transportation was formerly known as the South Dakota Department of Highways.[1]

Historic bridgesEdit

A number of its bridges have been deemed historic, and some are listed on the U.S. National Register of Historic Places.[2] In particular, several were listed on the National Register pursuant to a 1993 Multiple Property Submission titled "Historic Bridges in South Dakota, 1893-1943."[3] The listed works include (with varying attribution):

See alsoEdit


  1. ^ "History of the South Dakota Department of Transportation, 1956 – Present". Transportation Research Board.
  2. ^ a b c d e f g h i "National Register Information System". National Register of Historic Places. National Park Service. July 9, 2010.
  3. ^ "Historic Bridges in South Dakota MPS" (PDF). Retrieved 2012-10-10.

External linksEdit