Yes I assume it is similar concerns that mean the Marylebone Flyover is 30 while the rest of the A4 is 40. Presumably the worry is a truck hitting the parapet at 40 could bring the whole thing down. (View Post)

Are you sure that's true? I can't find any evidence of that happening but I don't use the A40. Introducing 20mph limits in London has reduced collisions and fatal collisions by 25% and… (View Post)

The problem was that Cummings and Johnson didn't actually want to reform the civil service, they just didn't want them in the way. The fact that Cummings successfully articulated the civil … (View Post)

https://www.theguardian.com/politics/2023/sep/19/sadiq-khan-says-hundreds-of-thousands-spent-on-anti-ulez-twitter-manipulation Whatever one's thoughts on ULEZ, the fact that someone spent £100ks… (View Post)

You produce more air pollution per unit of time to travel at a higher speed though so it's not that simple. At 20mph you're more likely to travel at a constant speed with less acceleration … (View Post)