access-denied access-limited advice alert appropriate-behavior appropriate-behaviour ban banned be-careful beware bylaws communicating communication concern danger dangerous denied directions information informing law legal motorbikes-prohibited no-wheels not-allowed not-permitted pedestrian-care pedestrian-safety permission-denied prohibited prohibition prohibitions restricted restriction restrictions risk risks rules safety sign signs symbol warning warning-sign watch watch-out announcement bicycles-prohibited parking rollerskates-prohibited skateboards-prohibited cycling-prohibited no-bikes no-cycling advising be-prepared-to-stop black care cars caution hazard limited-access motorcars no-overtaking no-passing readiness ready red risky road-sign roadwork slow traffic vehicles white workers workmen avoid bright limitations limited limited-entry warning sign yellow