Commercial Operations

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  • Using Geospatial Tools for State-Wide Communications Network Planning

    In 2008 Wisconsin Department of Transportation (WisDOT) completed the Traffic Operations Infrastructure Plan (TOIP) study, which identified locations for deployment of ITS devices on a statewide basis. This plan included location, prioritization and cost estimation for the devices themselves, but did not include communications infrastructure to support the deployments.

    The Communications Systems Layer (CSL) plan used geo-spatial tools and a rules-based decision making methods to choose from multiple communication options for each site. In addition, the CSL considered connections to a variety of WisDOT centers and partner agencies so that estimates could be created for an overall, statewide plan that provided specific technical recommendations and cost estimates for more than 1,400 individual points representing data users. The initial draft of connections and estimates was completed in only three months, which was only possible through the novel use of data management and analysis tools.

    AICP

    SRF Consulting Group, Inc.

    Presented at the 18th World Congress on ITS, October 2011, Orlando, Florida

     

  • Using FLOW Traffic Management Methods To Significantly Reduce Fuel Consumption Rates And Results

    FLOW (Fast Lane On Warning) algorithms  manage traffic and reduce fuel consumption rates.
    The applications presented here will cover two out of the four types of FLOW  management:
    open first-encountered approaches, and inter-signal networks where traffic signals are far apart
    elative to speed.. The discussion here will include algorithms for safety, emplaced readouts,
    mobile readouts, adaptive robotic real time changing capabilities.  
    Motorists will be able to proceed with their own individual speed assignments ranging from the
    afe speed limit to a bit below half that speed depending on how long their particular open right
    of way (green segment) is as well as when they arrive at the beginning of a FLOW trap.
    These algorithms and associated hardware will significantly decrease fuel expenditures on an
    ntersection by intersection basis, and significantly reduce pollution (NOx, particulates, O3, COx
    nd so on) on an intersection by intersection basis. The algorithms presented here allow for
    vehicles to remain in the high energy state. Comparisons between this high energy state vs.
    raffic systems without (where most have to reaccelerate back up to the high energy state) are presented in terms of lesser fuel consumption rates and pollution reduction approximations:  
    1. For an individual intersection, 2. For the LA area as an example, 3. For the Continental US.

    Free Enterprises

    Paper submitted for publication and presentation at the ITS America’s 2009 Annual Meeting and Exposition

  • Using Commercial Vehicle Telematics As A Highway Probe Data Source


    The purpose of this technical paper is to discuss the project advanced by Calmar Holdings
    and Telematics LLC in partnership with the New York State Energy Research and
    Development Authority (NYSERDA), the New York State Department of Transportation
    (NYSDOT) and the Federal Highway Administration (FHWA) to explore the potential of
    using telemetry data as a source of traffic information.  These data, already collected by
    commercial vehicle operators for fleet management purposes, are being used to determine
    traffic and highway conditions for use by transportation agencies.  This research and
    development effort determined that it is possible to use privately collected and owned real-
    time fleet telemetry data to determine highway and traffic throughout the entire highway
    network where and when a non trivial population of commercial vehicles are present.  In
    addition, commercial vehicle telematics holds vast potential for various transportation
    applications involving transportation planning, traffic management and highway operations.

    New York State Energy Research and Development Authority

    New York State Department of Transportation

    Calmar Holdings and Telematics Services LLC


    Presented at the 15th World Congress on Intelligent Transport Systems, November 16-20, 2008, New York, New York

  • User Needs For Co-Operative Infrastructure To Vehicle Communication Systems Focus On Infrastructure

    COOPERS, an EC FP6 funded IP deals with Co-operative Systems, enabling the
    communication of real time data between infrastructure and vehicle. During the first year of
    the project User Needs from Infrastructure Operators and Traffic Control Centres, Traffic
    Information Service Providers, and Policy Advisory Organisations were analysed. This paper
    shows, that the most interesting services for this target groups are * ) ISA with Infrastructure
    Link (speed limit information only, no active control over the car), *) Route Navigation and
    Network Information, *) Mayday (as breakdown detection for infrastructure operators) and *)
    International Service Handover (not perceived as independent Service).

    Vereinigung High Tech Marketing


    Presented at the ITS America Annual Conference and Exposition, November 16-20, 2008, New York, New York

  • Use Of Standard Planning Level Data To Develop The Detroit Area

    Integrated Corridor Management (ICM) strategies have been proposed as a composition of solutions for improving safety and optimizing vehicular and person throughput along an entire corridor. A portion of I-75 located in southeast Michigan is scheduled for extensive construction and rehabilitation. To prepare for the anticipated loss of capacity on I-75, MDOT performed a study to evaluate ICM solutions that could improve multi-modal throughput on the designated corridor located in Wayne, Oakland, and Macomb Counties. The stakeholder representation included agencies responsible for the roadway networks, transit, and public safety within the designated study area. Facilitated by a transportation consultant, the stakeholders identified corridor needs, assessed the corridor infrastructure, and identified opportunities to improve travel outcomes for users of the corridor through improved inter-agency coordination and the application of technology and traveler information.

    Kimley-Horn and Associates

    Paper submitted for publication and presentation at the ITS America’s 2009 Annual Meeting and Exposition

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