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Travelers
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Interactive GIS Map of S.D. Rest Areas
Transportation
Aviation
About Office of Aeronautics Services
Office of Aeronautics Services
Airport 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
Highways
About Highways
Access Management
Data Analysis
Geotechnical
Highway Classification
Highway Safety
Traffic Data
Traffic Operations
Public Transit
General Information / Notices
Procurement
Provider Network
Rural Transit
Specialized Transit
Urban Transit Planning Program Units
Transit Reporting
Forms & Publications
Railroads
About Railroads
Current Rail System
Highway Rail Safety
Operation Lifesaver
Rail Carriers
State Rail Plan
Rehabilitation of Two Historical Bridges
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
DBE
Fuel Price Index
Labor Compliance
Bulletin Board Requirements
Certified Payrolls- let before 6/5/19
Certified Payrolls - let after 6/5/19
Defined Work Classifications & Wage Requirements
Materials
Preconstruction Meetings
Price Adjustment Guidelines
Standard Specifications
2015 Standard Specifications
Subcontract Requirements
Forms & Documents
Engineering/Design Services
Consultant Services
Consultant Training
Contract Estimating System (CES)
Consultant Search
Downloadable Files
Manuals
News & Updates
Right of Way / Relocation Assistance
Standard Bid Items
Standard Plates
Surveyors
County Bench Mark Map
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
Projects & Studies
Planning
Draft Freight Plan
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
Studies
Special Studies
SPR
US Highway 16 Corridor Study
I-229 Exit 3 (Minnesota Avenue) and Exit 4 (Cliff Avenue) Interchange & Environmental Study
I-229 Exit 6 (10th Street) Interchange Study
SD44 - Platte/Winner Bridge Corridor Study
SD11 Corridor Study
I-90 Exit 46 (Elk Creek Road) Interchange Modification Study
I-90 Exit 63 (Box Elder/Ellsworth AFB Commercial Gate) Interchange Study
U.S. 385 Roadway Improvement Study
Black Hills Context Sensitive Corridors Study
SD 100 Corridor Preservation Project
US14A/US85/Deadwood Box Corridor Study
South Veterans Parkway (Highway 100)
US Highway 212/Forest City Bridge Corridor Study
Union County Master Transportation Plan Study
Construction Projects
Statewide Construction Project Information
SDDOT Innovation
Diverging Diamond Interchange (DDI)
Public Meetings
Public Meetings
Programs & Services
Civil Rights
Americans with Disabilities Act (ADA)
Civil Rights Program
Equal Employment Opportunity (EEO)
On-the-Job Training (OJT)
Title VI
Tribal Relations (TERO)
Outdoor Business Signing
About Outdoor Business Signing
Billboards
Logos
TODS
Illegal Signage
Programs
Adopt-A-Highway
Memorials on State Highways (THINK signs)
Audits
Property Sales
Reprographics
Research
Scenic Byways
SDDOT TRAC Program
Transportation Alternatives
Travelers
Travelers
Winter Storm Information
Bicycle/Pedestrian
Rest Area/Ports of Entry
Road Construction/Travel Conditions
Statewide Construction Project Information
Spring Load Restrictions
Sturgis Rally Travel Information FAQ
Truckers
Inside SDDOT
About SDDOT
Aeronautics Commission
Careers at the SDDOT
Divisions
Mission & Vision
Organizational Chart
Transportation Commission
Railroad Board and Railroad Authority
SD Administrative Rules
SD Codified Law
SDDOT Strategic Plan
Region & Area Offices
Region and Area Offices
Aberdeen
Mitchell
Pierre
Rapid City
Maintenance Unit Map (Region/Area)
Forms & Publications
Brochures
Forms
Manuals
Maps
CADD Mapping
GIS
Other South Dakota Maps
Newsletters
Reports
Media
Join One of Our Contact Lists
Press Releases
Media Kits
News Stories
Branding and Identity Guidelines
Learn More about the SDDOT Logo
Of Interest
Other State DOTs
SDDOT Snowplow Naming Contest
Work Zone Awareness
2022 Graduates
DOT Fact Book
Fact Book Home
General Information
Safety
Finances
Highway System Statistics
Economic Impact of Transportation
Bridges
Air, Rail and Transit
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