"57" . . "State Route 57 is an east\u2013west highway that runs from Memphis to the Mississippi state line near Pickwick Dam and Pickwick Landing State Park. Except for in Shelby County, SR 57 is a two lane road generally with a 55 mph (89 km/h) speed limit. The majority of the road follows the path of the Memphis and Charleston Railroad (now part of the Norfolk Southern Railway)."@en . . . "West" . . . "Dual" . . . . . . "East" .