South Dakota Department of Transportation

The South Dakota Department of Transportation is dedicated to ensuring the safety and efficiency of our transportation systems. Located at 700 E Broadway Ave, Pierre SD, we provide comprehensive services in highways, bridges, aviation, railroads, and public transit. Our team is committed to maintaining infrastructure while supporting economic growth across the state. Open weekdays from 8 AM to 5 PM, we encourage citizens to engage with us for information and assistance regarding transportation resources and projects that enhance mobility for all South Dakotans.

The South Dakota Department of Transportation plays a vital role in the state's infrastructure development and maintenance. Based in Pierre at 700 E Broadway Ave, our department oversees a wide range of transportation services including highways, aviation, railroads, and public transit systems. We are committed to ensuring safe travel for residents and visitors alike through effective planning and management of transportation resources. Our services encompass everything from bridge design and inspection to traffic data analysis and public transit planning. We prioritize environmental sustainability as we work on various projects aimed at improving accessibility while minimizing ecological impacts. Our strategic initiatives include the Carbon Reduction Strategy and the Statewide Transportation Improvement Program (STIP), which facilitate long-term planning to accommodate growing transportation needs. Moreover, we actively engage with local governments through grant programs such as th