I believe the author is advocating for "traffic calming" measures, which are a fairly standardized set of measures that urban planners and developers use to slo

I believe the author is advocating for "traffic calming" measures, which are a fairly standardized set of measures that urban planners and developers use to slow down traffic on streets to make them safer. See https://en.wikipedia.org/wiki/Traffic_calming https://en.wikipedia.org/wiki/Traffic_calming