a expressway road that is unconnected to any other routes there are no crossroads or traffic lights to impede the flow of traffic

freeway express downtown carriageway automobile curve motorway transportation voyage traffic lorry speed route sky asphalt emission truck drive destination fast moving straight cars commute rush urban road vehicle scenery expressway transit architecture city environment movement multilevel junction technology hour lane motorcar bridge building construction intersection modern street pattern aerial view unconnected routes crossroads lights impede flow