S.D. Highway 38 East of Mitchell
Project Summary:
The project includes grading to the roadway for improved driving conditions and sight distance. Interim surfacing will be placed to provide a safe, drivable surface during construction.
Crews will modify the intersection to improve traffic flow and enhance safety. Pipe work will also be completed to improve drainage and reduce the risk of water collecting on the roadway.
Detour Maps:
Project Updates:
June 3, 2026:
Beginning on Monday, June 8, 2026, S.D. Highway 38 will be closed to through traffic from 421st Avenue to S.D. Highway 25 east of Mitchell. This Highway 38 closure will be in place for the duration of the reconstruction project through November 2026.
Upcoming Construction:
Highway 38 from Highway 25 to 430th Avenue will be closed and constructed in September 2026.
Detour Route:
During the closures, motorists will be directed to the signed detour route on S.D. Highway 81, Interstate 90, and Highway 038P (Riverside Road). Access to homes and property adjacent to the project will be maintained for local traffic.
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May 22, 2026:
Anticipated work in May 2026: Construction anticipated to start in late May.
Completed work in April 2026: Bid letting occurred on April 15. Loiseau Construction, Inc. is the apparent low bidder with a bid of $8 million.