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 advice alert announcement avoid be-careful beware concern contaminated contamination danger dangerous deep denied directions health not-allowed not-permitted permission-denied polluted pollution prohibited prohibition protect protection risk risks risky rules safety toxic toxicity unhealthy warning-sign water water-pollution water-toxicity access-limited advising authorised-entry-only authorized-entry-only boots clothing construction-site eye-protection feet footwear helmets injury limited-access peotective-equipment protective restricted restriction restrictions unauthorised unauthorized visibility workers workmen crossing double-lines island lookout observant pedestrians reflective refuge road security share sharing small-traffic-island traffic-island walk walkers walking watch watch-out yellow cars cautious conditions large-vehicles look-out road-conditions road-train rural-area semi-trailers speed symbol text trailers transport transportation trucking trucks vehicles circular cloud-formation clouds concrete construction curb curbing curbs edging fill infrastructure public-space roundabout sand street-lighting surface surfaces surfacing traffic-control trees mobile-lighting assistance buoyancy circle flotation-device kisby-ring lettering life-preserver life-saving-buoy lifebelt lifebuoy lifering lifesaver no-lifeguard perry-buoy personal-protective-equipment pool rescue-aid rescue-device ring-buoy safety-device swim swimming swimming-pool access-denied behave behavior behaviour communicate entry-denied entry-prohibited no-access no-entry