 The overpass carrying SR 531 over I-5 is named the Oliver "Punks" Smith Bridge after a retired Arlington city councilmember who led calls for its reconstruction.The highway continues east into Arlington's Smokey Point neighborhood, passing several strip malls, a bus station, and government offices.East of Smokey Point, SR 531 returns to its two-lane configuration as it passes several farms, light industrial buildings, and the Arlington Municipal Airport.