The North Carolina Department of Transportation (NCDOT) is a government agency responsible for the planning, construction, and maintenance of the state's transportation infrastructure. The agency was established in 1915 and has since grown to become one of the largest state transportation departments in the United States. NCDOT is responsible for maintaining over 80,000 miles of highways and roads, as well as managing the state's airports, ports, and public transportation systems. The agency is committed to improving the safety and efficiency of the state's transportation system, and has implemented several initiatives to reduce traffic congestion and improve public transportation options.