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)
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 Receives Federal RAISE Grant for Freight Capacity Expansion
November 22, 2021
The South Dakota Department of Transportation (SDDOT) was recently awarded a Rebuilding America Infrastructure with Sustainability and Equity (RAISE) Grant through the U.S. Department of Transportation. The RAISE Grant is designated for the Freight Capacity Expansion Project with Rapid City, Pierre & Eastern Railroad (RCP&E) through Pennington, Haakon, and Stanley counties in South Dakota. SDDOT applied for the federal RAISE grant in July to upgrade main line rail between Fort Pierre and Rapid City.
SDDOT Seeks Public Input into Proposed Grading Project on S.D. Highway 21 South of Hayti
November 22, 2021
The South Dakota Department of Transportation (SDDOT) will hold a public meeting open house on Tuesday, Dec. 7, 2021, from 5:30 – 6:30 p.m. to inform area residents of the proposed Grading Project on S.D. Highway 21 south of Hayti.
SDDOT Office of Air, Rail and Transit Accepting Comments for State Management Plan (SMP)
November 16, 2021
The South Dakota Department of Transportation (SDDOT) Office of Air, Rail and Transit, will be accepting comments on the State Management Plan (SMP) - Section 5310, 5311, and 5339 Program, with comments due by Wednesday, Dec. 15, 2021.
S.D. Highway 15 Opening to Traffic Near LaBolt
November 15, 2021
South Dakota Department of Transportation (SDDOT) says S.D. Highway 15 will open to all traffic on Thursday, Nov. 18, 2021.
SDDOT Seeks Public Input into the Interstate 90 (Exits 32 – 40) Corridor Study in Meade County
November 07, 2021
The South Dakota Department of Transportation (SDDOT), in collaboration with the project consultant and Meade County, will hold a public meeting open house from 4:30 – 7 p.m. on Tuesday, Nov. 16, 2021, to inform area residents of the Interstate 90 (exits 32-40) Corridor Study in Meade County.
About SDDOT
Aeronautics Commission
Careers at the SDDOT
Careers - SDDOT Scholarships
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
© 2025 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
© 2025 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