How Do I?

Press Releases

Interstate 90 (Exit 10) Eastbound Off-Ramp Closure Scheduled For Bridge Repair Work Near Spearfish

South Dakota Department of Transportation (SDDOT) crews will be conducting repair work on the bridge over Spearfish Creek, at Interstate 90 (exit 10), on Wednesday, June 7, 2023.Read More

SDDOT Seeks Public Input into the S.D. Highway 38 Corridor Study in Sioux Falls Area

The public meeting is scheduled for Thursday, June 8, 2023, from 5:30 p.m. to 7 p.m. at West Central High School, located at 705 E. 2nd St. in Hartford.Read More

Traffic Pattern Changes Planned for 41st Street DDI Project in Sioux Falls

Beginning at 7 a.m. on Monday, June 5, 2023, access to Shirley Avenue from 41st Street in Sioux Falls will be closed to through traffic to allow crews to reconstruct Shirley Avenue from Shirley Place to 41st Street. This closure is anticipated to be in effect through late June 2023. Access for local businesses will be maintained.Read More

SDDOT Seeks Public Input for Proposed Reconstruction Project Near Fort Thompson

The South Dakota Department of Transportation (SDDOT) will hold a public meeting open house on Wednesday, June 14, 2023, from 6:45 – 7:45 p.m. CT to inform area residents of the proposed project to reconstruct S.D. Highways 47 and 249 in Fort Thompson and reconstruct the intersection of S.D. Highways 249 and 34 east of Fort Thompson.Read More

Chip Seal and Fog Seal Projects Have Begun in the City of Mobridge

Chip seal and fog seal applications are being applied to U.S. Highway 12 and S.D. Highway 1804 in the City of Mobridge on Wednesday, May 31, 2023.Read More

SDDOT Seeks Public Input on S.D. Highway 44 Platte-Winner Bridge Environment Assessment (EA) Findings

The South Dakota Department of Transportation (SDDOT) and Federal Highway Administration (FHWA) will hold public meeting open houses on Tuesday, June 20, 2023, in Winner and Wednesday, June 21, 2023, in Platte to inform the public and gather public input on the S.D. Highway 44 Platte-Winner Bridge Environmental Assessment (EA) and Section 4(f) Evaluation.Read More

Utility Work to Impact Traffic on U.S. Highway 14B in Pierre

On behalf of HEGG Construction Company, the South Dakota Department of Transportation (SDDOT) is providing the following utility work information to the public for anticipated traffic impacts.Read More

Turn Lane Closures Scheduled for S.D. Highway 38 and Marion Road Intersection in Sioux Falls

Motorists are advised that on Monday, May 22, 2023, the contractor plans to work on Highway 38 and the North Marion Road intersection. Left turns, from all directions, will be closed within this intersection.Read More

Informational Open House for South Veterans Parkway Construction Scheduled in Sioux Falls

The public is invited to attend an in-person informational open house for the greater Sioux Falls community on Thursday, June 1, 2023, to learn about the South Veterans Parkway project. Read More

Application Process Begins for 2024 Transportation Alternatives (TA) Program Funding

Letters of intent are now being accepted for the Transportation Alternatives (TA) program through the South Dakota Department of Transportation (SDDOT). Read More

Featured Resources

  • South Dakota Official State Homepage:

Stay Connected


Move Over, It’s the Law

South Dakota’s Move Over law requires travelers to move over and/or slow down when a stopped vehicle is in use of amber, yellow, or blue warning lights. Read More

Sign Up for Notifications Through SD511

The SDDOT 511 system is designed to help travelers access information regarding road conditions, construction, and severe weather, via the Web or phone—24/7 to make their travels in South Dakota more enjoyable and safer.Read More

Work Zone Awareness

National Work Zone Awareness Week (NWZAW) is an annual spring campaign held at the start of construction season to remind drivers to be attentive while traveling through work zones during the busy summer travel months. Read More

How well is the SDDOT doing, customers provide input!

In 2021, the South Dakota Department of Transportation (SDDOT) conducted a Statewide Customer Satisfaction Survey of residents and key customer groups including senior citizens, truckers, farmers/ranchers, and emergency vehicle operators. Take a look at the results. Read More