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Traffic Change Update for U.S. Highway 14/83 Reconstruction Project in Pierre
On Wednesday, July 9, 2025, traffic on the Sioux Avenue portion of U.S. Highway 14/83 in Pierre will be returned to its traditional five-lane configuration. Read MoreMultiple Chip Seal and Fog Seal Projects Scheduled to Begin in the Winner Area
On Wednesday, July 9, 2025, crews will begin a chip seal and fog seal project on several routes in the Winner area. Read MoreRailroad Crossing on S.D. Highway 73 Scheduled to Temporarily Close in Philip
On Monday, July 14, 2025, the Rapid City, Pierre, and Eastern Railroad Company will be conducting railroad crossing replacement work on S.D. Highway 73 in Philip. The replacement is scheduled to take approximately seven days to complete, and the crossing will be closed to all traffic during operations. Read MoreSign Bracket Replacement Scheduled on Interstate 90 West at Exit 57 in Rapid City
On Monday, July 7, 2025, work will begin to replace a structural sign bracket on the Interstate 190 bridge over the Interstate 90 westbound lanes between exit 57 and exit 58 in Rapid City. Read MoreSidewalk Construction Project to Begin in Rapid City near Interstate 90 at Exit 60
On Tuesday, July 8, 2025, work is scheduled to begin on the sidewalks on East North Street near Interstate 90 (exit 60) in Rapid City. Read MoreInterstate 90 Overnight Lane Closures and Traffic Diversions Planned at Brandon (Exit 406)
Beginning at 7 p.m. on Wednesday, July 9, 2025, eastbound and westbound lanes of Interstate 90 will be temporarily closed to divert traffic through the on- and off-ramps at exit 406 (Brandon). Read MoreCenterline Rumble Strip Project to begin on U.S. Highway 83 and U.S. Highway 212 between Onida and Gettysburg
On Monday July 7, 2025, a centerline rumble strip project is scheduled to begin on segments of U.S. Highway 83 and U.S. Highway 212 between the towns of Onida and Gettysburg. Read MoreFeatured Resources
View Detailed Active Featured Construction Project Information
View the 2026-2029 Tentative STIP Materials and Meeting Room
- Tuesday, July 15, 2025, at 2 p.m. (CT). Virtual and in-person public meeting. Join us at your local region office. Zoom Meeting Registration Link
- Thursday, July 17, 2025, at 7 p.m. (CT). Virtual meeting - online only. Zoom Meeting Registration LinkA Brown County speed zone rule adopted by the Transportation Commission on June 26, 2025, will be considered by the Interim Rules Review Committee on July 15, 2025. Amendments to Administrative Rules of South Dakota Chapter 70:02:04, concerning airport approval, will also be considered by this committee on July 15, 2025. https://rules.sd.gov/agency.aspx?agency=DOT%20%20Department%20of%20Transportation
Rules adopted by the South Dakota Aeronautics Commission on June 12, 2025, concerning ARSD Chapter 70:02:04 – Airport Licensing, will be considered by the Interim Rules Review Committee on July 15, 2025. More information may be obtained at: https://rules.sd.gov/agency.aspx?agency=DOT%20%20Department%20of%20Transportation
South Dakota Transportation Commission will be considering amendments to the following rule: ARSD 70:01:02:44 – Lincoln County speed zone rule. The rules hearing date is July 24, 2025 at 9:00 a.m. Central Time.A link to the Open SD website where more information can be found is: https://rules.sd.gov/agency.aspx?agency=DOT%20%20Department%20of%20Transportation
2025-2028 Statewide Transportation Improvement Program (STIP)
Highway Needs and Project Analysis Report (Needs Book) 2022 - Interactive Map - (under pavement management products)
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