The right place for place-based business cases
A new note from the Transport Plannning Society sets out what PBBCs ought to do. Graham adds some background and his own perspectives
Category: Business cases and transport economics
Posts about transport scheme business cases, economics and appraisal
TAG’s cousin: the MHCLG Appraisal Guide
Graham takes a look at a different aspect of investment appraisal
What’s new in TAG for December 2025
Graham rounds-up the latest TAG updates. What’s changing, and what does it mean in practice? With bonus Strictly content.
Dependent development: the May 2025 TAG update
It’s a Brucie Bonus for the economic case – but you’ve got to play your cards right. Graham explains how the updated guidance fits in.
What’s new in TAG for May 2025
Graham rounds-up the latest TAG updates. What’s changing, and what does it mean in practice?
DfT’s new Value for Money Framework: What you need to know
Is it giving more weight to economic growth? Graham digs into the new Indicative BCR and other changes.
What’s new in TAG for Autumn 2024? The latest changes to DfT’s Transport Analysis Guidance
Graham explains the key points in the latest round of TAG updates. Another bumper edition, extending into 2025
Current issues in carbon appraisal: part 2: consistency and moving targets in appraising embodied carbon
Graham looks at some more issues involved in bringing embodied carbon into economc appraisal and decision-making
Current issues in carbon appraisal: part 1: bringing-in embodied carbon
Graham starts a short series on the state of the art in appraising climate-change impacts of transport schemes. First up: getting to grips with embodied carbon
A worthwhile read on road freight in transport planning
Prof Phil Goodwin has made a thought-provoking case for revisiting how we treat road freight in traffic modelling (and more besides)