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
Rahn Lake Road Bridge in Tripp County Open to Traveling Public
July 21, 2021
The Winner Area office of the South Dakota Department of Transportation (SDDOT) says the replacement of the Rahn Lake Road bridge in Tripp County is complete.
Chip Seal and Fog Seal Projects to Begin on S.D. Highway 75, S.D. Highway 20, and U.S. Highway 85 This Week
July 21, 2021
The South Dakota Department of Transportation says crews will begin chip seal and fog seal projects on portions of S.D. Highway 75, S.D. Highway 20, and U.S. Highway 85 starting Wednesday, July 21, 2021.
Pavement Rehabilitation to Begin on Highway 14 From Blunt Junction East
July 13, 2021
The South Dakota Department of Transportation (SDDOT) says that work will tentatively begin on Monday, July 19, 2021, on a pavement rehabilitation project on U.S. Highway 14 from the Blunt junction east through the town of Blunt to mile marker 254.
SDDOT Awards WASHTO Scholarship to SDSU Student
July 11, 2021
The South Dakota Department of Transportation announced today that Beau Rothschadl, a South Dakota State University (SDSU) student, was awarded a $1,000 Western Association of State Highway and Transportation Officials (WASHTO) Scholarship.
Chip Seal and Fog Seal Projects to Begin on S.D. Highways 71, 87, 89, and U.S. Highway 18 Next Week
July 09, 2021
The South Dakota Department of Transportation says crews will begin chip seal and fog seal projects on portions of S.D. Highways 71, 87, 89, and U.S. Highway 18 starting Tuesday, July 13, 2021. The contractor will move from one project to the next in the scheduled following order:
