appropriate-behavior appropriate-behaviour asphalt black blue bollards care careful caution changes changing communicating communication cones delineators directive footpath information informing message red road-junction road-sign road-surface roads roadside sign signage signs slow-down slower speed-reduction street street-sign T-junction temporary thoroughfare traffic traffic-cones traffic-flow uneven-surfaces warning white witches-hats wording words advisory avenue calle cityscape crossroad crossroads highway intersection lane object road roadway speed speed zone speed zone ahead street scene streets no smoking smoke smoke free smoke free facility smoking bent curve drive hill hills mountain mullholland speed limit denied directing direction directional not allowed not-permitted parking permission denied prohibited prohibition purple stop verge arrow down forward left mandatory plate right srtraight transport UP way