South DakotaDepartment of Transportation
Transportation
Aviation
About Office of Aeronautics Services
Office of Aeronautics Services
Airports Conference
Aerospace Education
Airport Information
Links
Aviation Systems Plan
Bridges
Office of Bridge Design
Design & Plans
Historical Bridges
Inventory & Inspection
Posted Structures
Reference Information
SD Bridge Photos
Doing Business
Certification & Accreditation
About Certification & Accreditation
SDDOT Accreditation Certification List
Approved Products
Manuals & Documents
Welding Certifications
Training
Contractors
Bid Letting Information
Concrete Pipe Release
Contractors/Suppliers
Prequalified Contractors
CMS Web Reports
Disadvantaged Business Enterprise (DBE)
Fuel Price Index
Labor Compliance
Materials
Preconstruction Meetings
Price Adjustment Guidelines
Standard Specifications
Subcontract Requirements
Forms & Documents
Webinars
Alternative Contracting
Engineering/Design Services
Consultant Services
Downloadable Files
Manuals
News & Updates
Right of Way / Relocation Assistance
Standard Bid Items
Standard Plates
Surveyors
Utility Coordination
Environmental
About Environmental
Agreements
Endangered Species
Environmental Assessments
Forms
Stormwater
Wetland Mitigation
Local Governments
About Local Governments
Bridge Improvement Grants
City/County Fund Balances
Emergency Relief (ER)
Federal Bridge Program
Forms & Documents
Secure Accounts Billing
Transportation Economic Development Grants
Urban Systems
Rural Access Infrastructure Fund Program
Traffic Incident Management
Training
Projects & Studies
Planning
Carbon Reduction Strategy
Freight Plan
Long Range Plan
Metropolitan Planning Organization
Non-state Public Road Inventory
Pavement Condition Monitoring
Pavement Management
South Dakota EV Fast Charging Plan
Statewide Transportation Improvement Program – STIP
Transportation Asset Management Plan (TAMP)
Construction Projects
Inside SDDOT
Forms & Publications
Brochures
Forms
Manuals
Maps
Newsletters
Reports
SDDOT Engagement Opportunities
Join One of Our Contact Lists
Press Releases
Media Kits
News Stories
Branding and Identity Guidelines
Learn More about the SDDOT Logo
SDDOT Blog
Press Releases
Asphalt Overlay Scheduled for S.D. Highway 10 from Pollock to U.S. Highway 83
April 25, 2022
The South Dakota Department of Transportation (SDDOT) says that work is expected to begin in early May on the asphalt overlay and related work on S.D. Highway 10 from Pollock to U.S. Highway 83.
Intersection Closures Planned through May on 41st Street Construction Project in Sioux Falls
April 25, 2022
The South Dakota Department of Transportation (SDDOT) says that the planned intersection closures will continue through May 27, 2022 as part of the 41st Street construction project in Sioux Falls.
Interstate 90 Scheduled to Reopen From Sturgis to Wyoming Border at 9 a.m. (MT) (Sunday, April 24, 2022)
April 24, 2022
The South Dakota Department of Transportation (SDDOT) says Interstate 90 will reopen both eastbound and westbound from Sturgis to the Wyoming state line beginning at 9 a.m. (MT).
Interstate 90 Closing From Sturgis to Wyoming Border at 7 p.m. (MT) (Saturday, April 23, 2022)
April 23, 2022
The South Dakota Department of Transportation (SDDOT) says due to continued heavy snow and high winds, Interstate 90 will be closed both eastbound and westbound from Sturgis to the Wyoming state line beginning at 7 p.m. (MT).
Work Scheduled to Begin on S.D. Highway 44 in Winner
April 22, 2022
The South Dakota Department of Transportation (SDDOT) says that work is expected to begin on the reconstruction of S.D. Highway 44 in Winner in mid-May. The project includes reconstruction of both S.D. Highway 44 and U.S. Highway 18 in Winner.
