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Grading Projects Scheduled to Begin on U.S. Highway 16A and S.D. Highway 87 Near Custer
November 02, 2026
Beginning Tuesday, Nov. 3, 2026, two curve-straightening projects are scheduled to begin on U.S. Highway 16A and S.D. Highway 87 in Custer State Park.
SDDOT Seeks Public Input for Proposed Project on S.D. Highway 50 near Avon
November 02, 2026
The South Dakota Department of Transportation (SDDOT) will hold a public meeting open house on Tuesday, Nov. 17, 2026, from 5:30 to 6:30 p.m. (CT) to inform area residents of the proposed project on S.D. Highway 50 from approximately one-quarter mile to the west and one-half mile to the east of Avon.
Interstate 90 Nighttime Closures Planned for Reconstruction Project at Piedmont (Exit 46)
October 29, 2026
Beginning Tuesday, Nov. 3, 2026, eastbound Interstate 90 will be closed nightly from 9 p.m. to 6 a.m. through Thursday, Nov. 5, 2026, for the installation of girders for the new overpass bridge at exit 46. Eastbound traffic will be detoured via exit 46 onto Sturgis Road, then to Stagestop Road, and back onto I-90 at exit 48.
Governor Rhoden Leads Groundbreaking Ceremony for Historic Platte-Winner Bridge Construction Project
October 22, 2026
On Thursday, Oct. 22, 2026, Governor Larry Rhoden and South Dakota Department of Transportation (SDDOT) Secretary Joel Jundt were joined by federal, state, and local leaders for the historic Platte-Winner Bridge groundbreaking event.
SDDOT Seeks Public Input for Sioux Falls Railroad Corridor Analysis and Crossing Safety Study
October 16, 2026
The public meeting open house is scheduled for Wednesday, Oct. 28, 2026, from 5-7 p.m. at the City of Sioux Falls - City Center.
