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
INTERSTATE 90 WILDLIFE FENCING THROUGH SPEARFISH
November 24, 2020
The South Dakota Department of Transportation (SDDOT) will be installing an eight-foot wildlife fence adjacent to Interstate 90 from Exit 8 to Exit 14 near Spearfish.
U.S. 16A/IRON MOUNTAIN ROAD PIPE REPAIR
November 12, 2020
The South Dakota Department of Transportation will be doing a pipe repair project on Highway 16A/Iron Mountain Road starting Monday, Nov. 16.
Department of Transportation Seeks Public Input into the I-229 Exit 3 (Minnesota Avenue) & Exit 4 (Cliff Avenue) Interchanges Study
November 12, 2020
The South Dakota Department of Transportation (SDDOT), in collaboration with the Sioux Falls Metropolitan Planning Organization (MPO) and the City of Sioux Falls, is holding an online public meeting to present transportation improvement recommendations for the both the I-229 Exit 3 (Minnesota Avenue - Sioux Falls) and Exit 3 (Cliff Avenue – Sioux Falls) interchanges until Dec. 5, 2020, on the website: https://www.i229exits3and4.com/.
HIGHWAY 248 NEAR PRESHO IS REOPENED
November 10, 2020
The South Dakota Department of Transportation is pleased to announce S.D. Highway 248, four-point-six miles east of the Highway 183/248 junction at Presho near Brakke Dam, is reopened to through traffic effective immediately.
BRIDGE WORK ON WESTERN AVENUE OVER I-229
October 29, 2020
The Mitchell Region bridge crew will be doing concrete repairs on the Western Avenue bridge over Interstate 229 on Tuesday and Wednesday, Nov. 3-4, 2020.
