At least in the UK which has a lot of common signage with the rest of Europe you normally just have a red circle sign (generally prohibitive orders) with the picture of a disallowed vehicle in. Or a blank interior for ‘no vehicles’. https://www.gov.uk/guidance/the-highway-code/traffic-signs
At least in the UK which has a lot of common signage with the rest of Europe you normally just have a red circle sign (generally prohibitive orders) with the picture of a disallowed vehicle in. Or a blank interior for ‘no vehicles’. https://www.gov.uk/guidance/the-highway-code/traffic-signs