https://news.sky.com/story/fireball-at-southend-airport-after-small-plane-crashes-13396214 https://www.youtube.com/watch?v=VyTarjUjNMQ&pp (The Happiest Days Of Our Lives Pt.1, Pink Floyd, Official Audio). I'm aware that the length of a wall is dependent on its skinniness ratio. What I'm not aware of is where the breeze has blown the current building regulations to. The municipal government website is absolutely no help. Although 12 metres sounds about right. Particularly with a Dutch bond. It all being rather moot of course. Given the required standard for pier chat. https://www.youtube.com/watch?v=3jLCzbIBFc0&pp (Botany Bay, The Wolfe Tones, Core, Official Audio). Which isn't to be mistaken for pear chat, obviously. https://www.youtube.com/watch?v=ZlQPxKg6H5A&pp (Egos Like Hairdos, Ani DiFranco, Audio, HybridFalcon).