Author Archives: aseasyasriding

I suspect most people who read this and similar blogs are familiar with the term ‘filtered permeability’, and what it implies. Maybe a better term is required; perhaps it isn’t particularly easy for the general public to grasp what it … Continue reading →

Way back in 2003, the north side of Trafalgar Square – the portion in front of the National Gallery – was pedestrianised, with the road running in front of the gallery, that severed it from the square, removed. Before the … Continue reading →

I remember David Arditti once describing the experience of viewing pictures of Dutch cycling infrastructure, while sitting in a British conference a few years ago, as like seeing scenes beamed back from another planet – such was the difference between the road- … Continue reading →

It goes without saying that the crash of a plane onto the A27 on Saturday was a terrible tragedy, an incident in which at least 11 people died, and many more were seriously injured. Rightly, the crash is being investigated thoroughly, and … Continue reading →

The “85th percentile” speed is a speed at which 85% of traffic will be travelling at, or below, along a street or road (under free flow conditions). It’s typically associated with the setting of speed limits, and (more controversially) often used … Continue reading →

Some thoughts about ‘danger’ and ‘dangerising’ cycling had been floating around in my head, following recent local discussion about whether talking about ‘danger’ puts people off cycling, and whether we should refrain from talking about it all. This issue has … Continue reading →

I’m currently working my way through a DVD set of films from the BFI on cycling in Britain. One of these films is called ‘Free Wheeling’, which you can watch yourself on the BFI site (although it will cost you … Continue reading →