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

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Public Transit

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Railroads

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Doing Business

Certification & Accreditation

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Contractors

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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

Special Studies

Public Meetings

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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Forms & Publications

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SDDOT Engagement Opportunities

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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

S.D. Highway 34 East of Madison

Project Home Contacts

SDDOT:
Jason Stefanyuk
605-400-5309

Contractor:
Spencer Quarries of Spencer, SD
605-246-2344

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

S.D. Highway 34 East of Madison

© 2026 State of South Dakota. All Rights Reserved.

Region & Area Offices

Travelers

Forms & Publications

© 2026 State of South Dakota. All Rights Reserved.