U.S. Federal Route 31E runs north-south from Downtown Nashville north to Sumner County. This is the main surface route from Nashville to Gallatin. U.S. Rt. 79 passes through the following town in Davidson County. Nashville U.S. Rt. 79 is multi-plexed in Davidson County. Tennessee State Route 6, from the Sumner/Davidson County Line to the Briley Parkway. Tennessee State Route 155, (Briley Parkway) at Nashville. U.S. Rt. 31E intersects the following highways in Davidson County. Tennessee State Route 45, north of Nashville. Tennessee State Route 155, (Briley Parkway) at Nashville. Tennessee State Route 155, (Briley Parkway) at Nashville. U.S. Rt. 41, at Nashville. U.S. Rt 31W, at Nashville. U.S Rt. 431, at Nashville. Tennessee State Route 11, at Nashville. Interstate 24, at Nashville.