(1) There is hereby created the South Central Tennessee railroad authority in the counties of Dickson, Hickman, Lewis, Perry and Wayne.
(2) This authority is intended to secure economic benefits to Dickson, Hickman, Lewis, Perry and Wayne counties and to the cities of Centerville, Dickson, Hohenwald, Linden and Waynesboro by providing for the continuation of railroad service in Dickson, Hickman and Lewis counties.