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South DakotaDepartment of Transportation

Aviation

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Doing Business

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Traffic Incident Management

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Travelers

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Inside SDDOT

About SDDOT

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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 18 and S.D. Highway 407 in Pine Ridge

Project Home Contacts Public Involvement

SDDOT:
Tim Wicks
605-981-5089

Custer Area Office:
605-981-5089

Contractor:
Paul Reed Construction & Supply, Inc.
308-635-2213

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
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Travelers

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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 18 and S.D. Highway 407 in Pine Ridge

© 2026 State of South Dakota. All Rights Reserved.

Region & Area Offices

Travelers

Forms & Publications

© 2026 State of South Dakota. All Rights Reserved.