Beyond counting cars: Transportation planners embrace big data

Pennsylvania – For years, transportation planners have relied on car counts — literally paying someone to count cars — to figure out what was happening on area roads.
But what if they could get into commuters’ cars? What if planners could measure what’s actually happening on the area’s highways and intersections and not just rely on estimates drawn from a single snapshot in time?
This summer, when the Tri-County Regional Planning Commission released its annual traffic congestion report, it did exactly that.