There is an emerging consensus that urban street layouts should be planned with greater attention to 'placemaking' and urban design quality, while maintaining the conventional transport functions of accessibility and connectivity. However, it is not always clear how this might be achieved: we still tend to have different sets of guidance for main road networks and for local streetgrids. What is needed is a framework that addresses both of these, plus main streets - that don't easily fit either set of guidance - in an integrative manner.

Streets and Patterns takes up this...