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
Public Involvement
Stormwater
Wetland Mitigation
Local Governments
About Local Governments
Bridge Improvement Grants
City/County Fund Balances
Emergency Relief (ER)
Local 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)
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 Seeks Public Input for Proposed Reconstruction Project on S.D. Highway 34 in Sturgis
August 10, 2026
The South Dakota Department of Transportation (SDDOT) will hold a public meeting open house on Thursday, Aug. 27, 2026, from 5:30 to 6:30 p.m. MT to inform area residents of the proposed reconstruction project on S.D. Highway 34 extending from west of 10th Street to east of Blanche Street in Sturgis.
Chip Seal and Fog Seal Project Planned on Multiple Highways in the Yankton Area
August 03, 2026
On Monday, Aug. 10, 2026, chip seal and fog seal applications are scheduled to begin on several highways in the Yankton area.
Interstate 90 Exit 332 (Mitchell) Scheduled to Reopen to Traffic
August 03, 2026
On Tuesday, Aug.4, 2026, the roadway over the railroad bridges near exit 332 (Mitchell) will be fully reopened to traffic. The reopening will include the eastbound on-ramp at exit 332 to Interstate 90.
Chip Seal and Fog Seal Project Planned on Multiple Highways in the Mitchell Area
August 03, 2026
On Monday, Aug. 10, 2026, chip seal and fog seal applications are scheduled to begin on several highways in the Mitchell area.
Banquets Scheduled for 2026 South Dakota Transportation Hall of Honor Inductees
July 30, 2026
The South Dakota Transportation Hall of Honor Committee recently announced June Hansen, Civil Rights Compliance Officer for the South Dakota Department of Transportation (SDDOT) and Kari Karst, President / CEO of BX Civil & Construction as its 2026 inductees.
About SDDOT
Aeronautics Commission
Careers at the SDDOT
Careers - Seasonal Positions
Divisions
Mission & Vision
Organizational Chart
Transportation Commission
Railroad Board and Railroad Authority
SD Administrative Rules
SD Codified Law
Region & Area Offices
Forms & Publications
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
Of Interest
© 2026 State of South Dakota. All Rights Reserved.
South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
Powered by:
Modern Logic
Modern Logic
Region & Area Offices
Travelers
© 2026 State of South Dakota. All Rights Reserved.
South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
Powered by:
Modern Logic
Modern Logic
