The PTR Location Report is a directory of Permanent Traffic Recorder sites currently being monitored by WSDOT throughout the state highway system. This report supplies the assigned state highway route number, milepost location, PTR number, a short description of the site address and what capabilities the individual site has (able to collect speed (sp) volume (vol), classification (cl), weights (wt)), etc. For additional information or to request a copy of this report, please email the Automated Data Collection Section or call (360) 570-2392.
