advice alert appropriate-behavior appropriate-behaviour black care careful caution communicate communication concern information informing large-vehicles less-noise limitations limited message noise-reduction noise-restrictions Noisy outback residential-area restricted restriction restrictions risk risks risky rural-area semi-trailers sign signs symbols town-boundaries trailers transport transportation trucking trucks vehicles warning warning-sign watch watch-out words announcement avoid be-careful beware communicating contaminated contamination danger dangerous deep denied directions health not-allowed not-permitted permission-denied polluted pollution prohibited prohibition protect protection red rules safety toxic toxicity unhealthy water water-pollution water-toxicity white access-limited advising authorised-entry-only authorized-entry-only blue boots clothing construction-site eye-protection feet footwear helmets injury limited-access peotective-equipment protective unauthorised unauthorized visibility workers workmen crossing double-lines island lookout observant pedestrians reflective refuge road road-sign security share sharing small-traffic-island traffic traffic-flow traffic-island walk walkers walking yellow access-denied ban banned bylaws law legal motorbikes-prohibited no-wheels pedestrian-care pedestrian-safety prohibitions symbol bicycles-prohibited parking rollerskates-prohibited skateboards-prohibited affliction aggro black and white bother businessman desire difficulty disquiet distress disturbance doubt dreams exasperation fear hang-up headache idea irritation male meditation misgiving musing obsession pain pain in the neck people perceiving perplexed pet peeve problem provocation rationalization rationalizing realizing reasoning reflection regard rumination scrutiny seeing speculation study suit teasing theorization thinking thought thought bubble tie uncertainty understanding uneasiness worker worries worry behave behavior behaviour construction entry-denied entry-prohibited no-access no-entry cycling-prohibited no-bikes no-cycling