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Section of S.D Highway 248 to be Closed Temporarily in Lyman County

A segment of S.D. Highway 248 in Lyman County will be temporarily closed on Thursday, May 16, 2024, and Friday, May 17, 2024 to install a new pipe culvert.Read More

Urban Reconstruction Project to Begin on S.D. Highway 37 in Huron

On Monday, May 13, 2024, a reconstruction project will begin on S.D. Highway 37 (Dakota Avenue) through Huron. Road closures will be placed on Highway 37, both northbound and southbound, from Market Street south to 3rd Street.Read More

Public Invited to 41st Street DDI Educational Event at Empire Mall in Sioux Falls.

The public is invited to an educational open house to learn about the Diverging Diamond Interchange (DDI) that is being built at the intersection of 41st Street and Interstate 29 in Sioux Falls. Construction began on the DDI in 2022.Read More

Ribbon Cutting Planned for U.S. Highway 18 and S.D. Highway 44 Construction Projects in Winner

On Friday, May 17, 2024, at 11 a.m. CT, the South Dakota Department of Transportation (SDDOT) and the City of Winner will hold a ribbon cutting ceremony to celebrate the completion of two multi-year construction projects on U.S. Highway 18 and S.D. Highway 44 through the City of Winner. Read More

SDDOT Celebrates 28 Years of 511 Service for South Dakota Traveler

On Saturday, May 11, 2024, the South Dakota Department of Transportation (SDDOT) will celebrate “511 Day” with 28 years of service to South Dakota citizens and travelers.Read More

Bridge Deck Seals Scheduled on S.D. Highway 65 and U.S. Highway 212 in Ziebach County

Beginning on Monday, May 13, 2024, bridge deck sealing projects are scheduled over the Moreau River on S.D. Highway 65 and on a bridge located west of Red Elm on U.S. Highway 212 in Ziebach County. Read More

Intersection Modifications Scheduled for Sturgis Road and Elk Creek Road in Piedmont

On Thursday, May 16, 2024, the South Dakota Department of Transportation (SDDOT) is scheduled to install an all-way stop at the intersection of Sturgis Road and Elk Creek Road in Piedmont (exit 46).Read More

2025 Transportation Alternatives (TA) Program Funding Available through SDDOT

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

South Dakota Transportation Hall of Honor Committee Accepting 2024 Nominations

The Transportation Hall of Honor Committee is accepting nominations for review and consideration for induction into the South Dakota Transportation Hall of Honor. The purpose of the Transportation Hall of Honor is to recognize individuals who have made a lasting, valuable, and/or unique contribution to South Dakota’s air, highway, public transit, or rail transportation system. Read More

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Centerline Rumble Strips (CLRS)

The South Dakota Department of Transportation (SDDOT) will begin to deploy Centerline Rumble Strips (CLRS) on rural roads with 500 or higher Average Daily Traffic (ADT) in order to further prevent head-on and sideswipe crashes.Read More

National Work Zone Awareness Week (NWZAW) April 15-19, 2024

NWZAW has been observed for more than 20 years and was launched as a public awareness campaign to help everyone understand that they play a role in keeping motorists and roadway workers safe.Read More

Prepare for Summer Construction Season: Sign Up for Notifications on SD511!

South Dakota Department of Transportation’s SD511 Traveler Information System informs travelers, law enforcement, emergency responders, and highway maintenance personnel of conditions that affect travel. Its main purpose is to help the public make well-informed travel decisions.Read More

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

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