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
Tentative 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
S.D. Highway 50 Construction to Begin in Chamberlain in July
June 21, 2021
The South Dakota Department of Transportation says work will begin on the regrade of S.D. Highway 50 in Chamberlain from Paul Gust Road to Sorenson Drive, shoulder widening from Sorenson Drive to Interstate 90, and asphalt resurfacing on S.D. Highway 50 from North Main Street to King Street.
Chip Seal and Fog Seal Project on Highways 85 and 34 to Start
June 17, 2021
The South Dakota Department of Transportation says a chip seal and fog seal application will be applied to U.S. Highway 85 and S.D. Highway 34 in the Rapid City area beginning Monday, June 21. The chip seal will begin on Highway 85 with Highway 34 following.
Bridge Repair Work to Begin on I-90 Westbound at Brandon Exit 406
June 16, 2021
The South Dakota Department of Transportation says a bridge crew will be performing work on Interstate 90 westbound at Brandon Exit 406 beginning Wednesday, June 23 through Thursday, June 24.
Culvert Work to Begin on U.S. Highway 12 West of Grand River
June 16, 2021
The South Dakota Department of Transportation says work will begin on three culverts in the west ditch of U.S. Highway 12 approximately 2.5 miles west of the Grand River on Monday, June 21.
Pilot Car Operations on U.S. Highway 14A in Boulder Canyon to Begin This Week
June 15, 2021
The South Dakota Department of Transportation says crews will resume a milling project on U.S. Highway 14A in Boulder Canyon, between Sturgis and Deadwood on Thursday, June 17, 2021.
