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of the Commonwealth of Pennsylvania

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    ​TSMO Strategies

    The following operational strategies can be considered in addressing congestion. Guidance regarding the applicability of these strategies can be found in PennDOT's TSMO Guidebook Part I: Planning, Chapter 6 - Mitigating Congestion.

    TSMO StrategyCauses of Congestion
    Recurring CongestionUnplanned EventsPlanned Events
    BottlenecksPoor Signal TimingTraffic IncidentsInclement WeatherWork ZonesSpecial Events
    Bridge De-icing  
    		 X  
    Closed Circuit TV Cameras (CCTV)X XXXX
    Dynamic Curve Warning  XX  
    Dynamic Message Signs (DMS)X XXXX
    Dynamic ReroutingX X XX
    Flex LanesX X XX
    Freeway Service Patrols  X XX
    Integrated Corridor ManagementXXXXXX
    Junction ControlX X XX
    Managed LanesX     
    Queue WarningX X XX
    Ramp MeteringX X  X
    Road Weather Info. Systems (RWIS)   X  
    Smart Corridor InitiativesXXXXXX
    TIM Teams  X  X
    Traffic Incident Detection  X   
    Traffic Management CenterXXXXXX
    Traffic Signal Enhancements X    
    Transit Signal Priority X    
    Traveler InformationX XXXX
    Variable Speed DisplaysX XXX