access-denied advice alert appropriate-behavior appropriate-behaviour care cars caution communicate communication danger dangerous denied directions information informing law legal no-standing no-temporary-parking not-allowed not-permitted parking permission-denied prohibited prohibition red refusal restricted restriction restrictions risk risks risky road road-safety road-side safety sign signs unacceptable vehicles warning warning-sign white announcement avoid be-careful beware black communicating concern deep health polluted pollution protect protection rules toxic toxicity unhealthy water water-pollution water-toxicity weathered alarm background copy copyspace death electric electrical electricity hazard notice space textures wall wood yellow behavior behaviour dangers fast freestyle freestyling fun jet-ski jet-skiing limitations limited manoeuvrability mobility movement outdoors outside pastime power-sport recreation river riverside speed sport transport transportation travel watch watch-out water-sports waterways wave-runners crossing pedestrians reflective speed reduction street sign traffic traffic flow current deface England english exclamation mark graffiti Great Britain humor humour London strong sultana thames accident auto car chassis crash cutout insurance insure insured isolated overturn rollover roof tragedy tyres undercarriage wheels wreck bend destroy historic left old paint painted roadsign rotten rusty spray street turn unclear vandalism signage