Allegheny CountyTraffic sensors at over 1,200 locations in Allegheny County collect vehicle counts for the Pennsylvania Department of Transportation. Data included in the Health Department's DASH project includes hourly averages and average daily counts. The data was collected from years 2012-2014 and compiled by Carnegie Mellon University's Traffic21 Institute. ___Support for Health Equity datasets and tools provided by [Amazon Web Services (AWS)](https://aws.amazon.com/) through their [Health Equity Initiative](https://aws.amazon.com/government-education/nonprofits/global-social-impact/health-equity/).___allegheny-county-traffic-countsengWestern Pennsylvania Regional Data Center Open DataPublicEnvironmentTransportationAllegheny County Traffic Counts (archived)DatasetsPennsylvania--Allegheny CountyPennsylvaniaLast Modified: 2025-12-16