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Work Zone Speeding: A Costly Mistake 2014 National Work Zone Awareness Week Campaign (April 7-11). Follow on Twitter @SouthDakotaDOT hashtag #wzaw.

In the News

Thursday, April 17, 2014
  • I-90 Eastbound Construction Near Spearfish
  • Thursday, April 17, 2014
  • On Tuesday, April 22, construction will continue at Exit 17 in the eastbound lanes of Interstate 90 near Spearfish, according to the South Dakota Department of Transportation.
  • I-90 and Cliff Avenue Interchange in Sioux Falls
  • Thursday, April 17, 2014
  • On Monday, April 21, the South Dakota Department of Transportation, in collaboration with the City of Sioux Falls, will continue work on Cliff Avenue and Interstate 90.
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Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
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