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District DOT Wireless Detection Project. State-of-the-Art Traffic Detection System James M. Cheeks, Jr. Chief Traffic Engineer USDOT May 2013. Project Scope and Benefits. Collect traffic speed, vehicle counts and traffic occupancy at 142 major arterial locations
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District DOT Wireless Detection Project State-of-the-Art Traffic Detection System James M. Cheeks, Jr. Chief Traffic Engineer USDOT May 2013
Project Scope and Benefits • Collect traffic speed, vehicle counts and traffic occupancy at 142 major arterial locations • Real-time congestion map for District personal to better manage traffic and respond to incidents • Replace antiquated wired loops and keep accuracy • Modernize data collection over IP • Data for planning and engineering • Share data with partner agencies • Automated alerts and maintenance • Integrated with CapTOP
Data – Both Real-time and Historical • Data is aggregated back at the TMC and archived 24/7/365 • Reports • Volume-Occupancy color map • System management/alerts • Used on a real-time basis and archived for planning purposes • Integrated into CapTOP ATMS • Travel condition maps • Manage traffic based on on-street conditions • Traveler information • Data access to NPS and MWCOG • XML integration with RITIS • Traffic data share with VDOT, SHA, counties, WMATA, etc.
Access Point Location Access Point
