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
WORK BEGINS ON I-90 NEAR EXIT 23
September 22, 2020
The South Dakota Department of Transportation says bridge berm repair work will begin at the east and westbound bridges on Interstate 90 at mile marker 22.98 west of Whitewood on Monday Sept. 28.
RETAINING WALL RELOCATION NEAR I-190 IN RAPID CITY
September 21, 2020
The South Dakota Department of Transportation says a project to relocate a section of retaining wall at the intersection of North Street and 11th Street, near I-190 in Rapid City, will begin on Sept. 28, 2020.
BRIDGE SPALL REPAIRS IN SIOUX FALLS
September 17, 2020
he South Dakota Department of Transportation will be doing concrete spall repairs on two overpasses in Sioux Falls on Sept. 22 and 23.
SOLBERG AVENUE BRIDGE APPROACH SLAB WORK
September 16, 2020
The South Dakota Department of Transportation will be working on the Solberg Avenue overpass structure over I-229 in Sioux Falls starting Thursday, Sept. 17.
State Railroad Board Accepts Proposal to Purchase the Mitchell to Rapid City Railroad Line
September 16, 2020
The South Dakota State Railroad Board (Board) accepted a proposal today for possible acquisition of the state-owned Mitchell to Rapid City Railroad (MRC) Line. The proposal was presented by Watco Companies who have ownership in 43 other shortline railroads in North America and Australia.
