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Bridge Inspections Scheduled for Interstate 229 in Sioux Falls

The South Dakota Department of Transportation (SDDOT) says bridge inspections are scheduled to take place on Interstate 229, in Sioux Falls, on Wednesday, Feb. 1, 2023. Read More

S.D. Highway 38 Bridge Repair Updates at Interstate 90 near Hartford

Repair work continues on the Interstate 90 eastbound bridge structure over S.D. Highway 38 (exit 390) at Hartford. Highway 38 was closed (northbound and southbound) earlier in January. Due to forecasted extremely cold temperatures, the contractor will not be able to work on the project over the next ten days. Therefore, beginning late afternoon on Friday, Jan. 27, 2023, one lane of traffic on Highway 38 will be opened for public use through the morning hours on Monday, Feb. 6, 2023. Read More

SDDOT Seeks Public Input for Spearfish Colorado Boulevard Corridor Study

The South Dakota Department of Transportation (SDDOT), in collaboration with the City of Spearfish and HDR, Inc., will hold an open house public meeting at High Plains Western Heritage Center (825 Heritage Dr.) in Spearfish on Thursday, Feb. 2, 2023, from 5:30 to 7 p.m. (MT).Read More

Construction Begins on 60th Street Bridge over Interstate 229 in Sioux Falls

The South Dakota Department of Transportation (SDDOT) says that work will begin on Tuesday, Jan. 24, 2023, for the 60th Street Bridge over Interstate 229 just south of the Interstate 90/229 interchange. Read More

Creativity Flourishes in Third Annual SDDOT Snowplow Naming Contest

The third annual Name the Snowplow Contest began in November, before the snow began to fly in earnest. The contest was created by the South Dakota Department of Transportation (SDDOT) to engage people across the state in winter driving safety awareness. Read More

Illegally Dumped Snow Causes Safety Issues

The South Dakota Department of Transportation (SDDOT) reminds the public and commercial snow removal operators that it is illegal to place or dump excess snow on highway right-of-way, which includes driving surfaces, shoulders, and ditches.Read More

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What is the SDDOT Winter Highway Maintenance Plan?

When winter arrives each year, the South Dakota Department of Transportation (SDDOT) is responsible for performing maintenance activities on nearly 7,800 miles of roadways. 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

Gear up for winter and sign up for notifications through SD511!

Gearing up for the winter season? When you're visiting sd511.org don't forget to sign-up for customized notifications.Read More

2022-2023 Snowplow Naming Contest Officially OPEN

During the 2022-2023 winter season, the SDDOT will be officially naming 12 snowplows – one in each of our 12 areas to represent the entire state. Now through Nov. 30, 2022. Read More