10th & 11th Street Viaduct Major Investment Study Survey
  • 10th & 11th Street Viaduct Major Investment Study

    Travel Survey
  • The South Dakota Department of Transportation and other project partners have initiated a study of the 10th adn 11th Street Viadcuts in Sioux Falls to identify existing issues, evaluate alternatives, and develop a plan for replacement of the viaduct structures.

    Multimodal and active transportation travel on or under the viaduct structures will be key elements of the study.

    Review the Study Area map below and answer a few questions.

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  • If you'd like to receive project updates throughout the study process, please provide your contact information below

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