countryside danger death electricity electrocute electrocution pole power rural sign triangle warning wooden yellow allow allowed animal ban banned bark circle cutout direction dog isolated mammal no dogs prohibit red roadsign signs trespass berlin cold war directions english forbidden french GDR german germany historic military sign Multilingual regulations russian street sign us army advice advising alert attached bolted communicating communication concern cracked cracks electric-power electricity-supply energy equipment height high high-voltage information informing metal power-supply raised safety security shadows signage supply symbol symbolic voltage volts warning-sign white wording broken window charme door door with window entrance old warnings wood beware drive groove rail railway road rut street traffic train travel vehicle black civilisation deer hart nature shape square stag wild appropriate-behavior appropriate-behaviour cars clearway communicate dangerous denied keep-clear law legal no-parking no-standing no-temporary-parking not-allowed not-permitted permission-denied prohibited prohibition refusal restricted restriction restrictions risk risks risky road-safety road-side unacceptable vehicles caution flake lubricity snow winter announcement be-careful care careful cautious conditions Look looking lookout observant road-conditions road-risks slippage slippery slow slow-down speed speed-reduction tractor tractors watch watch-out access-denied parking