The Department’s primary activities are transportation oriented. It provides the staff for the Memphis Urban Area Metropolitan Planning Organization (MPO). The MPO is responsible for integrated planning of transportation systems in Shelby County, and parts of Desoto County Mississippi and Fayette County Tennessee. Using federal regulations and guidance, short and long-term transportation plans that meet community objectives are developed and implemented. A multi-modal planning approach is used to assure a vibrant and growing system of roads, rail lines, transit systems, airports and waterways.