The Iowa Department of Transportation (Iowa DOT) is the state agency responsible for planning, designing, constructing, and maintaining Iowa's transportation system. This includes highways, bridges, railroads, aviation facilities, public transit, and bicycle and pedestrian infrastructure. The Iowa DOT also oversees vehicle registration and driver licensing, and plays a crucial role in ensuring the safe and efficient movement of people and goods throughout the state. Their work directly impacts Iowa's economy, quality of life, and overall connectivity.