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I-229 Exit 3 (Minnesota Avenue) and Exit 4 (Cliff Avenue) Interchange & Environmental Study

I-229 Exit 3 (Minnesota Avenue) and Exit 4 (Cliff Avenue) Interchange & Environmental Study

Home / Projects & Studies / Studies / Special Studies / I-229 Exit 3 (Minnesota Avenue) and Exit 4 (Cliff Avenue) Interchange & Environmental Study

View the study website here

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© 2025 State of South Dakota. All Rights Reserved.

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
605-773-3265 (voice) 605-773-6214 (fax) Contact Us
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© 2025 State of South Dakota. All Rights Reserved.

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
605-773-3265 (voice) 605-773-6214 (fax) Contact Us
Powered by:
Modern Logic