Missouri River Bridge Replacement Project Awarded
Today, Secretary of Transportation Darin Bergquist announced that the Transportation Commission approved the award of the Pierre-Fort Pierre Missouri River Bridge replacement project to Jensen Construction Company for $49.99 million.

Work Begins on I-90 near Exit 23
The South Dakota Department of Transportation says bridge berm repair work will begin at the east and westbound bridges on Interstate 90 at mile marker 22.98 west of Whitewood on Monday Sept. 28.


Retaining Wall Relocation near I-190 in Rapid City
The South Dakota Department of Transportation says a project to relocate a section of retaining wall at the intersection of North Street and 11th Street, near I-190 in Rapid City, will begin on Sept. 28, 2020.


Bridge Spall Repairs in Sioux Falls
The South Dakota Department of Transportation will be doing concrete spall repairs on two overpasses in Sioux Falls on Sept. 22 and 23.


Solberg Avenue Bridge Approach Slab Work
The South Dakota Department of Transportation will be working on the Solberg Avenue overpass structure over I-229 in Sioux Falls starting Thursday, Sept. 17.

State Railroad Board Accepts Proposal to Purchase the Mitchell to Rapid City Railroad Line
The South Dakota State Railroad Board (Board) accepted a proposal today for possible acquisition of the state-owned Mitchell to Rapid City Railroad (MRC) Line. The proposal was presented by Watco Companies who have ownership in 43 other shortline railroads in North America and Australia.

South Dakota Awarded $22 Million Grant
Secretary Darin Bergquist announced that the South Dakota Department of Transportation has been awarded a $22 million Better Utilizing Investments to Leverage Development (BUILD) grant to reconstruct and widen shoulders on the S.D. Highway 46 segment from U.S. Highway 81 to west of Interstate 29.

Asphalt Paving on Highway 85 in Butte County
The South Dakota Department of Transportation says crews will begin asphalt resurfacing operations the week of Sept. 21, on 22 miles of Highway 85, from Belle Fourche, north to the junction of Kinghorn Road.


Election Signs Not Allowed in State Right of Way
The South Dakota Department of Transportation reminds the public that political campaign and ballot-issue signs cannot be placed on state highway rights of way.

Tunnel Inspections to Take Place in October
The Department of Transportation will be doing bi-annual tunnel inspections the week of Oct. 5, 2020. This will result in traffic delays and or closure of Highway 87 Needles Highway and Highway 16A Iron Mountain Road.


Hall of Honor Banquet Date Set for Myron Rau of Sioux Falls
Myron Rau of Sioux Falls is being inducted into the South Dakota Transportation Hall of Honor.

Hall of Honor Banquet Date Set for Barb Cline of Spearfish
Barb Cline of Spearfish is being inducted into the South Dakota Transportation Hall of Honor.

Eastbound I-90 Lane Closure at Exit 402
The South Dakota Department of Transportation will be placing a lane closure in the eastbound driving lane of Interstate 90 at Exit 402 on Wednesday, Sept. 16.

Highway 115 (Minnesota Avenue) Opening to Traffic
The South Dakota Department of Transportation says Highway 115/Minnesota Avenue will be opening to traffic today, Monday, Sept. 14.


Project on Highway 12 from McLaughlin to the Grand River
The South Dakota Department of Transportation (SDDOT) says work on Highway 12 from about one mile west of the Grand River to 1.5 miles west of McLaughlin will begin Monday, Sept. 14.


Reminder to Remove Hay Bales from the Right of Way
The South Dakota Department of Transportation reminds land owners hay remaining in highway ditches after Oct. 1 is deemed illegal.


Culvert and Handrail Repair on Highway 18 in Pine Ridge
The South Dakota Department of Transportation says a box culvert repair project on Highway 18 in Pine Ridge, located one-quarter mile north of the junction of Highway 18/407 and Big Bats Gas Station will begin Thursday, Sept. 3.

I-229 Closed for 26th Street Construction
The South Dakota Department of Transportation says Interstate 229 will be closed between the Cliff Avenue and 10th Street exits next week for continued construction on the 26th Street bridge.

Median Shoulder Work on Interstate 90 Near Exit 48
The South Dakota Department of Transportation says median shoulder work begins today, Sept. 2, in the westbound lanes of Interstate 90 at Exit 48.


Highway 22 Set to Reopen East of Clear Lake
The South Dakota Department of Transportation, says grading work on Highways 22 and 101 has been completed and will be reopened to full traffic on Wednesday, Sept. 2.


SDDOT Receives $41.5 Million in Additional Federal Funding
The South Dakota Department of Transportation says they have received an additional $41.5 million in federal highway funding after the state met all its fiscal year deadlines for federally-funded projects.

Highway 1806 Road Closure by GF&P Offices
The South Dakota Department of Transportation says work will begin Tuesday, Sept. 8, to replace mainline cross pipes on Highway 1806 west of Pierre/Fort Pierre.


PE Bridge Improvement Grant Recipients Announced
The South Dakota Transportation Commission awarded 40 Preliminary Engineering Bridge Improvement Grants (BIG) totaling $1.47 million at their meeting today in Pierre.

Asphalt Resurfacing of Ramps and Shoulders
The South Dakota Department of Transportation says asphalt concrete resurfacing of the inside shoulders of the north and southbound lanes of Interstate 29 from the Iowa line north to mile marker 5.0 will begin on Monday, Aug. 31.

Pipe and Asphalt Repairs on Highway 14A/85
The South Dakota Department of Transportation says pipe and asphalt repair work will begin on Highway 14A/85 on Friday, Sept. 4, 2020.


2020 S.D. Transportation Hall of Honor Inductees Announced
Three people have been chosen for induction into the South Dakota Transportation Hall of Honor for 2020.


I-229 To Close for 26th Street Construction
The South Dakota Department of Transportation says Interstate 229 will be closed between the Cliff Avenue and 10th Street exits next week for continued construction on the 26th Street bridge.


Pavement Marking and Rumble Strips on Various BIA Routes
A construction project to install pavement markings and rumble strips may begin as early as today, Thursday, Aug. 20, on the Pine Ridge Reservation followed by the Rosebud Reservation.

Highway 85 Shoulder Repair in Butte County
On Monday, August 24, the South Dakota Department of Transportation will begin repairing shoulders on Highway 85, in the town of Belle Fourche.


Highway 183 Restrictions Being Removed
The South Dakota Department of Transportation is REMOVING the width and overweight restrictions on Highway 183 from west of Winner north to the White River.

State Railroad Board Acts on Sale of One State-owned Railroad Line
The South Dakota State Railroad Board (Board) acted today (Aug. 19, 2020) on a proposal to sell one of the states short line railroads.


2020 Sturgis Rally Final Vehicle Counts
Final vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80th annual Sturgis motorcycle rally Aug. 7-16, 2020, have been tallied.

Asphalt Resurfacing on Highway 212 at Belle Fourche
The South Dakota Department of Transportation says shoulder work will resume on Highway 212, between Belle Fourche and Nisland on Monday, Aug.24, 2020.

I-229 Exit Closures
The South Dakota Department of Transportation says northbound I-229 between the Cliff Avenue and 10th Street exits will be closed tonight and tomorrow, Tuesday, Aug. 18, and Wednesday, Aug. 19, from 8 p.m. to 6 a.m.

Traffic Delays on Highway 37 South of Springfield
The Nebraska DOT will be placing an epoxy deck seal on the Standing Bear Memorial Bridge on Highway 37 south of Springfield starting Aug. 24, and finishing by mid-October.


Sidewalk Improvements on Omaha Street
The South Dakota Department of Transportation says sidewalk construction will begin along Omaha Street today, Aug. 17.

Guardrail Work to Resume on I-90 Near Sturgis
The South Dakota Department of Transportation says guardrail work will resume on Interstate 90 in the east and westbound lanes at mile markers 32 and 35 east of Sturgis on Monday, Aug. 24, 2020.


2020 Sturgis Rally Vehicle Counts – Through Day 7
Vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80th annual Sturgis motorcycle rally Aug. 7-16, 2020, are available and will be updated daily.

Closures on I-229 For 26th Street Bridge Work
The South Dakota Department of Transportation says closures on I-229 will disrupt traffic the week of Aug. 17.

Concrete Surface Repairs Starting West of Custer
The South Dakota Department of Transportation says work on Highway 16 west of Custer from the Wyoming State Line going east to Jewel Cave National Park will begin Wednesday, Aug. 19.


I 29 Exit 242/ Exit 246 Interchange Ramp Construction
The South Dakota Department of Transportation says crews will be closing two exits on Interstate 29 beginning Tuesday, Aug. 18, 2020.

2020 Sturgis Rally Vehicle Counts – Through Day 6
Vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80h annual Sturgis motorcycle rally Aug. 7-16, 2020, are available and will be updated daily.


2020 Sturgis Rally Vehicle Counts – Through Day 5
Vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80h annual Sturgis motorcycle rally Aug. 7-16, 2020, are available and will be updated daily.


2020 Sturgis Rally Vehicle Counts – Through Day 4
Vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80h annual Sturgis motorcycle rally Aug. 7-16, 2020, are available and will be updated daily.


AMENDED: 2020 Sturgis Rally Vehicle Counts
Vehicle traffic counts from the South Dakota Department of Transportation for vehicles entering Sturgis for the 80h annual Sturgis motorcycle rally Aug. 7-16, 2020, are available and will be updated daily.


Asphalt overlay on Highway 1804
The South Dakota Department of Transportation says construction work will begin on Highway 1804 on Monday, Aug. 10.


I-29 Temporary Ramp Closures
The South Dakota Department of Transportation will be closing two ramps on Interstate 29 for paving operations.


New Signal Installation on Highway 212 at 33rd Street East
The South Dakota Department of Transportation, says construction will begin on Highway 212 at the intersection of 33rd Street East on Wednesday, Aug. 5.


Work Begins on S.D. Highway 22 East of Clear Lake
The South Dakota Department of Transportation, says construction will begin on Highways 22 and 101 in the eastern part of the state on Monday, Aug. 3.


Box Culvert Installation in Perkins County
On Monday, Aug. 10, the South Dakota Department of Transportation will begin installing a box culvert on Highway 75, at mile marker 225, south of Lodgepole.

Temporary Traffic Devices Being Deployed for Rally Traffic
Due to the increase in traffic volumes expected during the annual Sturgis Motorcycle Rally, the South Dakota Department of Transportation will activate temporary traffic signals.

Department of Transportation Seeks Public Input into the US14A / US85 / Deadwood Box Corridor Study
The South Dakota Department of Transportation (SDDOT), in collaboration with the City of Deadwood, will hold an online public meeting to inform area residents of the beginning of the U.S. 14A / U.S. 85 / Deadwood Box Corridor Study.


Department of Transportation Seeks Public Input into the U.S. 14 – U.S. 14 Bypass Corridor Study
The South Dakota Department of Transportation (SDDOT), in collaboration with the City of Brookings and City of Volga, will hold an online public meeting to present transportation improvement scenarios developed for the US14-US14 Bypass (US14-US14B) Corridor Study.


Phase 1 of 6th Street Construction in Brookings to Open to Traffic
The South Dakota Department of Transportation says part of the 6th Street construction project in Brookings will be opening to traffic today, July 23.

Lane Closures on Interstate 229 in Sioux Falls
The South Dakota Department of Transportation says the north and south bound two inside lanes on Interstate 229 at the 26th Street exit will be closed for one week beginning Monday, July 27.


Asphalt Concrete Resurfacing to Begin on Highway 37
The South Dakota Department of Transportation says resurfacing operations will begin on Highway 37 at Springfield on Monday, July 27.


I-229 Off-Ramp Closures For Pavement Repair
The South Dakota Department of Transportation will be closing three I-229 off-ramps over the next week for concrete pavement repairs.


Chip Seals on Highways 12, 253 and 45
Chip and fog seal operations will start tomorrow July 21, 2020 and will be applied to three highways in north central South Dakota.

Chip Seals on Highways 20 and 1804
The South Dakota Department of Transportation says chip seal and fog seal applications will be applied to two highways in the north central area of the state starting today, July 20.


WASHTO Awards Scholarship to USD Student
Today, the Western Association of State Highway and Transportation Officials (WASHTO) announced that Amanda Jandt, a junior at University of South Dakota (USD) student, was awarded a $1,000 scholarship.


I-229 Deceleration Lane Closure at 26th Street
The South Dakota Department of Transportation says the southbound deceleration lane on Interstate 229 at the 26th Street exit will be closed beginning Monday, July 20.

Veteran’s Parkway Opening from 60th Street to I-90
The South Dakota Department of Transportation will be opening the new 60th Street as well as Veteran’s Parkway (Highway 100) between I-90 and new 60th Street on Thursday, July 16.


Asphalt Paving on Highway 34 and I-90 Exit 23 Ramps
The South Dakota Department of Transportation says crews will begin asphalt resurfacing on Highway 34 from Belle Fourche to Whitewood on Tuesday, July 14, 2020.


Centerline Rumble Stripes Being Placed in Central South Dakota
The South Dakota Department of Transportation says a centerline rumble strip project in the central part of the state will begin on Tuesday, July 14.

Guardrail Work to Begin on Interstate 90 West of Rapid City
The South Dakota Department of Transportation says guardrail work will begin in the east and westbound lanes of Interstate 90 at mile marker 53 west of Rapid City on Monday, July 13, 2020.

James River Bridge on Highway 42 To Close for Construction
The South Dakota Department of Transportation says work to reconstruct the James River Bridge on Highway 42 east of Ethan will begin Aug. 3, 2020.


Concrete Surface Repairs Starting at Lead
The South Dakota Department of Transportation says work on Highway 85 at Lead by Homestake Mine’s Open Cut Overlook Area will begin on Wednesday, July 8.

Southbound I-229 On-Ramp Closed Overnight
The South Dakota Department of Transportation will be closing the southbound I-229 on-ramp at Rice Street tonight, July 7, between the hours of 6:30 p.m. and 6:30 a.m.


Pipe Work and Turn Lane Construction in Butte County
During the week of July 6, crews will begin construction of a left turn lane on Highway 212 at Arpan Road east of Belle Fourche.

Chip Seal & Fog Seal Projects in the Yankton Area
The South Dakota Department of Transportation says chip seal & fog seal applications will be applied to several highways in the Yankton Area of the state beginning Monday, July 6.