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On March 13, 2026, the South Dakota Department of Transportation (SDDOT) unveiled a comprehensive plan for upcoming infrastructure projects aimed at improving transportation systems across the state. SDDOT Secretary, Jane Smith, addressed the media during a press conference detailing the various initiatives that will be rolled out over the next year.One of the key projects highlighted by Secretary Smith is the expansion of Interstate 90, a major east-west corridor connecting South Dakota to neighboring states. The SDDOT plans to widen and resurface several sections of I-90, as well as implement new safety measures such as rumble strips and guardrails to reduce accidents and improve traffic flow.In addition to the I-90 project, the SDDOT announced plans to upgrade several rural roads and bridges in order to enhance connectivity in remote areas of the state. This includes the reconstruction of County Road 14 in Meade County and the replacement of aging bridges in Hughes County.Furthermore, the SDDOT revealed plans for the construction of new transit hubs in major cities like Sioux Falls and Rapid City. These hubs will serve as central locations for various modes of transportation, including buses, bikes, and pedestrian pathways, in an effort to promote more sustainable and efficient travel options for residents.Secretary Smith emphasized the importance of investing in South Dakota's transportation infrastructure to support economic growth and ensure the safety of all road users. She stated, "By prioritizing these projects, we are laying the foundation for a more connected and prosperous South Dakota for years to come."The SDDOT's announcement was met with enthusiasm from local officials and residents who have long advocated for improvements to the state's transportation network. Many believe that these initiatives will not only enhance the quality of life for South Dakotans but also attract new businesses and tourism opportunities to the area.Overall, the SDDOT's comprehensive plan for infrastructure projects in 2026 signals a commitment to modernizing South Dakota's transportation systems and fostering continued development throughout the state. Residents can expect to see construction begin on these projects in the coming months, with completion dates set for late 2026 and beyond.