 The second and most recent route change occurred in January 2008 upon completion of the Benton Road Overpass, also in Bossier City.This overpass was constructed on the west side of the existing at-grade crossing of the Kansas City Southern Railway which was formerly a source of traffic congestion on Benton Road.Louisiana Highway 3 Spur (LA 3 Spur) ran a distance of along Benton Road in Bossier City.