The City of London is promising that high-rise buildings will be monitored to ensure they don’t make conditions unbearably windy in surrounding streets. But why do skyscrapers have this effect and what can be done to alleviate it?
Anyone who has ever walked near a very tall building in the middle of a city on a windy day will have noticed a strange effect.
The wind is often much more intense around the base of the tower.
And the growth in high-rise structures is generating more concerns. The City of London Corporation has promised a more “rigorous” assessment of developers’ predictions of ground winds, following complaints about strong gusts outside the 20 Fenchurch Street Building, better known as the Walkie Talkie.
“I almost got blown over the other day walking up past the building,” a sales assistant working nearby said earlier this year. “When I got around the corner it was fine. I was scared to go back.”[…]