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Traffic Change Scheduled for the Missouri River Bridge Between Fort Pierre and Pierre

Weather dependent, on Wednesday, April 17, 2024, both lanes of the westbound bridge over the Missouri River between Fort Pierre and Pierre will be closed.Read More

Bridge Repair Work Scheduled to Begin on S.D. Highway 27 Near Britton

On Friday, April 19, 2024, bridge repair work is scheduled to begin on S.D. Highway 27 approximately two miles south of Britton. The contractor will set signs and concrete barriers first. Bridge work will begin on Monday, April 22, 2024.Read More

Reconstruction Project Scheduled to Begin on U.S. Highway 12 in Edmunds County

On Monday, April 22, 2024, asphalt concrete paving work is scheduled to begin on U.S. Highway 12 from Bowdle to Roscoe. The contractor will set signs and cold mill asphalt concrete. Paving will begin Monday, April 22, 2024.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

Work Scheduled to Begin on U.S. Highway 12 Project in Corson County

Beginning Monday, April 22, 2024, work is scheduled to begin on U.S. Highway 12 in Corson County between Morristown and Watauga. Read More

SDDOT Seeks Public Input on the Tripp County Master Transportation Plan

The South Dakota Department of Transportation (SDDOT), in coordination with Tripp County, will hold a public meeting open house on Tuesday, April 23, 2024, from 5:30 – 7 p.m. to inform residents and business owners about the county’s first master transportation plan.Read More

Temporary Closure Scheduled for S.D. Highway 19 Near Humboldt Exit

(UPDATE: Due to forecasted rains, this temporary closure is rescheduled to Thursday, April 18, 2024.) On Tuesday, April 16, 2024, bridge work is scheduled to begin on Interstate 90 near Humboldt, exit 379. This bridge work will result in a temporary closure of S.D. Highway 19 underneath I-90 as contractors remove the existing structure. The Highway 19 closure is scheduled for 8 a.m.Read More

National Work Zone Awareness Week - April 15-19, 2024

National Work Zone Awareness Week (NWZAW) is an annual awareness campaign held at the start of construction season to remind drivers to be attentive through work zones during the busy summer travel months. The official theme for NWZAW 2024, is “Work zones are temporary. Actions behind the wheel can last forever.” Read More

Signals at Crazy Horse Memorial and Oreville Junction Scheduled to Be Activated

Beginning Wednesday, May 1, 2024, the traffic signals at both Crazy Horse Memorial and U.S. Highway 16/S.D. Highway 244 at Oreville Junction will once again be activated. Read More

Intersection Improvement Project Scheduled to Resume at Blunt Junction

During the week of April 15, 2024, work will resume on the reconstruction project at the Blunt Junction (intersection of U.S. Highways 14 and 83) located four miles west of the town of Blunt. 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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