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
SDDOT Celebrates 26 Years of Providing 511 Service to South Dakota Travelers
May 09, 2022
The South Dakota Department of Transportation (SDDOT) will celebrate “511 Day” on Wednesday, May 11, 2022, as SDDOT 511 marks more than a quarter of a century of service to South Dakota citizens and travelers.
Asphalt Surface Treatment Project to Begin on S.D. Highway 28 and S.D. Highway 324 in Hamlin and Brookings Counties
May 09, 2022
The South Dakota Department of Transportation (SDDOT) says work will begin on Monday, May 16, 2022, on an asphalt surface treatment project in Hamlin and Brookings Counties. Work on the project includes S.D. Highway 28 for approximately 13 miles from U.S. 81 to the east edge of Estelline in Hamlin County, and on S.D. Highway 324 for approximately nine miles in Brookings County.
AGC, SDDOT, and Area Contractors Partner to Engage Youth and Families in Work Zone Awareness
May 06, 2022
Construction season is officially underway and to help raise awareness about the dangers of distracted driving in work zones, the Associated General Contractors of South Dakota (AGC) and the South Dakota Department of Transportation (SDDOT) recently announced the winners for the annual work zone awareness billboard campaign. Students from across the state had the opportunity to create billboards with work zone safety messages.
Asphalt Paving Project to Begin on S.D. Highway 15 East of Watertown
May 06, 2022
The South Dakota Department of Transportation (SDDOT) says that paving work will begin on Monday, May 9, 2022, on an asphalt surfacing project on S.D. Highway 15 from U.S. Highway 212 to the north junction of S.D. Highway 20, weather permitting.
Pavement Marking Project to Begin on Interstate 29 Between Canton and Tea
May 06, 2022
The South Dakota Department of Transportation (SDDOT) says pavement marking work is scheduled for Interstate 29 between the Canton Exit (exit 62) and the Tea Exit (exit 71) beginning the week of May 9, 2022.
