https://blog.podaris.com/tags/west-london-orbital/ Recent content in West London Orbital on Podaris: Blog Hugo -- gohugo.io en-us Mon, 17 Aug 2026 00:00:00 +0000 https://blog.podaris.com/sam-sustainable-access-measure/ Mon, 17 Aug 2026 00:00:00 +0000 https://blog.podaris.com/sam-sustainable-access-measure/ For decades, London has had one answer to the question “how well connected is this site?": PTAL. It is quick to calculate, granular, and universally understood by anyone who has ever put together a planning application. It is also, by design, a measure of how long it takes you to walk to a stop and wait for a service. It says nothing about where that service goes. In July 2026, Transport for London published the Sustainable Access Measure (SAM) alongside the draft London Plan, together with a methodology summary report setting out how it is built.