"East" . "457" . "TN" . "State Route 457 ( SR 457) is a short four-lane divided highway that was recently built in Gibson County, TN that functions as a southwest bypass of Trenton, Tennessee. The highway is designated as a primary state route throughout its length with a 55 mph (89 km/h) speed limit and no access control."@en . "6437.38"^^ . . "West" . .