Contacts

South DakotaDepartment of 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

Highways

About Highways Access Management Geotechnical Highway Classification Highway Safety Traffic Data

Public Transit

General Information / Notices Procurement Provider Network Rural Transit Specialized Transit Urban Transit Planning Program Units Forms, Policies, and Publications

Railroads

About the Office of Railroads Railroad Grant Projects and Maps Current Rail System and Operators Forms and Applications State Rail Plans Highway Rail Safety Operation Lifesaver

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) 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)

Studies

Special Studies

Public Meetings

Construction Projects

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 Map Orders Research Scenic Byways Transportation Alternatives

Travelers

Winter Weather Hub Road Construction/Travel Conditions Rest Area/Ports of Entry Bicycle/Pedestrian Spring Load Restrictions Sturgis Rally Travel Information FAQ Truckers

Inside SDDOT

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

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

Region & Area Offices

Region and Area Offices Aberdeen Mitchell Pierre Rapid City Maintenance Unit Map (Region/Area)

Of Interest

Buckle Up Phone Down SDDOT Snowplow Naming Contest Work Zone Awareness Week 2025 Graduates Other State DOTs Snowplow Blizzard Bracket

U.S. Highway 12 - S.D. Highway 1806 and S.D. Highway 63

Project Home Contacts

SDDOT:

John Villbrandt
605-961-4930

Contractor:
Central Specialties
Alexandria, MN
320-762-7289

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501

605-773-3265 (voice) 605-773-6214 (fax) Contact Us

Region & Area Offices

Region and Area Offices Aberdeen Mitchell Pierre Rapid City Maintenance Unit Map (Region/Area)

DOT Intranet

Request Public Records
State of SD Home Page

Travelers

Bicycle/Pedestrian Rest Area/Ports of Entry Road Construction/Travel Conditions Spring Load Restrictions Sturgis Rally Travel Information FAQ Truckers Winter Travel Alerts & Road Condition Information

Forms & Publications

Brochures Forms Manuals Maps Newsletters Reports

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501

605-773-3265 (voice) 605-773-6214 (fax) Contact Us

U.S. Highway 12 - S.D. Highway 1806 and S.D. Highway 63

© 2026 State of South Dakota. All Rights Reserved.

Region & Area Offices

Travelers

Forms & Publications

© 2026 State of South Dakota. All Rights Reserved.