South DakotaDepartment of Transportation

Aviation

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Bridges

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Highways

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Public Transit

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Railroads

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Doing Business

Certification & Accreditation

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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

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Local Governments

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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

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Construction Projects

Programs & Services

Civil Rights

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Outdoor Business Signing

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Programs

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Travelers

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Inside SDDOT

About SDDOT

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Region & Area Offices

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Of Interest

Buckle Up Phone Down SDDOT Snowplow Naming Contest Work Zone Awareness 2024 Graduates Other State DOTs

KELOLAND - Trains do more than hold up traffic in South Dakota

Read the full story on Kelo

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)

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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

KELOLAND - Trains do more than hold up traffic in South Dakota

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Region & Area Offices

Travelers

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© 2025 State of South Dakota. All Rights Reserved.