advice advising alert attached bolted communicating communication concern cracked cracks danger electric-power electricity electricity-supply energy equipment height high high-voltage information informing metal power power-supply raised red safety security shadows sign signage supply symbol symbolic voltage volts warning warning-sign white wording beware drive groove rail railway road rut street traffic train travel vehicle yellow animal black civilisation deer hart nature shape square stag wild caution design drown graphic info lake pond signs water flake lubricity snow triangle winter access-denied appropriate-behavior appropriate-behaviour avoid care dangerous denied directions eroded erosion hillside no-access not-allowed not-permitted permission-denied prohibited prohibition protect protection risk risks risky rules Soil subsidence weathered announcement banned be-careful careful cars listen Look looking lookout observant rain rain-drops trams watch watch-out wet bait baits destruction elimination foxes health poison poisonous toxic toxicity toxins unhealthy approval approved bush-reserve conservation conserve green inform natural observation observe park permitted prohibitions public-park blue disapproval disapproved restricted restrictions symbols words direction footpath pathway pedestrian pedestrians walk walkers walking