Press Releases

Overnight Lane and Ramp Closures Scheduled on Interstate 90 at Hartford (Exit 387)

July 29, 2025
Beginning at 8 p.m. on Monday, Aug. 4, 2025, through 6 a.m. on Tuesday, Aug. 5, 2025, the eastbound lanes of Interstate 90 at Hartford (exit 387) will be temporarily closed to allow crews to set bridge girders.

SDDOT Seeks Public Input for Proposed U.S. Highway 81 Reconstruction Project Near Madison

July 24, 2025
he South Dakota Department of Transportation (SDDOT) will hold a public meeting open house on Thursday, Aug. 7, 2025, from 5:30 p.m. to 7:30 p.m. to inform area residents of the proposed U.S. Highway 81 reconstruction project, extending from the S.D. Highway 34 junction to north of 9th Street NW in Madison.

Intersection of Capitol Avenue and Euclid Avenue Closing for Asphalt Surfacing in Pierre

July 23, 2025
On Thursday, July 24, 2025, crews will begin final asphalt surfacing on Euclid Avenue between Pleasant Drive through Capitol Avenue in Pierre.

Temporary Traffic Devices and Speed Reductions to be Placed During Sturgis Motorcycle Rally (1)

July 23, 2025
The 85th Annual Sturgis Motorcycle Rally is scheduled for Aug. 1-10, 2025. Due to the increased traffic volumes expected during the annual Rally, the South Dakota Department of Transportation (SDDOT) will activate temporary traffic adjustments.

Chip Seal and Fog Seal Projects Planned in the Mitchell Area (1)

July 22, 2025
Beginning on Wednesday, July 23, 2025, chip seal and fog seal applications will be applied to several highways in the Mitchell surrounding area.
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