Contacts

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

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Engineering/Design Services

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Environmental

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Local Governments

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Traffic Incident Management

Training

Projects & Studies

Planning

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Studies

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Programs & Services

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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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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

Interstate 90 Bull Creek Bridges Near Wasta

Project Home Contacts

SDDOT:
Jason Baker
605-394-2244

Contractor:
Heavy Constructors, Inc. from Rapid City, SD
605-342-3152

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

Interstate 90 Bull Creek Bridges Near Wasta

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Region & Area Offices

Travelers

Forms & Publications

© 2026 State of South Dakota. All Rights Reserved.