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Published byBernard Norris Modified over 9 years ago
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1 The Technical Decision for Transportation Management System The Technical Decision for Transportation Management System by KUANG YANG KOU ASSOCIATE PROFESSOR DEPARTMENT OF TRAFFIC SCIENCE IN CENTRAL POLICE UNIVERSITY
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2 Background : 1.Impact : economy, air quality, energy use, land use, and quality of life. 2.Resource : finance ; fund. 3.Management : effective way balanced transportation systems that serve the diverse population equally.
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3 Objectives : 1. Develop monitoring systems that provides data on which subsequent analyses, evaluations, and objective decision-making is based. 2. Create performance evaluations that assemble all the benefits, costs, and impacts of alternatives, so that informed judgments can be made concerning the merits of alternative actions. 3. Identify improvement strategies comprising of broad transportation choices available for evaluation. 4. Create a state-of-the-art decision support tools for prioritizing, programming, and implementing projects.
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4 FIGURE 1 Institutional Structure Surface Transportation System
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5 FIGURE 2 Interagency Coordination Freeway Principal Urban Local
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6 FIGURE 3 Transportation Management Process
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7 FIGURE 4a Components of Monitoring Systems Step1Step2Step3Step4
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8 FIGURE 4b Data Collected for Highway and Transit TypeDataPurposeMethod Highway VolumeWiden Lane ProjectSensor (in) SpeedGeography Curve DesignSensor (in) WeightSafety Pavement DesignSensor (in) CrashSafetyManual Resource Maintenance ( Labor, Equipment ) Manual Transit ( Bus, MRT, Commuter Rail ) Passenger Mobility * Peak and Off Peak Sensor (non) LoadQuality ServiceSensor (non) CrashSafetyManual Resource Maintenance ( Labor, Equipment ) Manual Sensor (non) Camera, Video Sensor (in) Automated Vehicle Identification Sys Geographic Position Sys ManualHuman Being Step3 Step4
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9 FIGURE 4a Components of Monitoring Systems Step1Step2Step3Step4
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10 FIGURE 5 Performance Measures
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11 FIGURE 6a Identification of Strategies Identification of Strategies Supply Strategies Operational Improvements Intelligent Transportation Systems ( Table1 ) Added Capacity Access Management Information Systems ( Traffic Condition ) Parking Management ( Policy ) Travel Demand Management Incident Management Demand Strategies
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12 FIGURE 6b Example of Strategies Operational Improvements Added Capacity Widen Road Build MRT Line Build More Train Travel Demand Management Incentives Subsidies Policy Incident Management Detection Response Removal Arterial Traffic Management Freeway Traffic Management Pedestrian and Bicycle Improvements Freight/Goods Movement Improvement Programs Transit Improvements. Supply TypeDemand Type
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13 FIGURE 7 Evaluation of Strategies
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14 Project Goal and Performance Measure Scores Sum of scores Rank MobilitySafety and SecurityEconomic Dev.Environmental No. of Persons Person-miles traveled ( Reduced ) No. of Crashes ( Reduced ) No. of Exposures No. of Jobs created Increase in Tax Revenue Impacts on lands Air Pollution (CO, NO) High-Occupant-Vehicle Lane on Highway 1 85783672463 Widening of Highway 15 North 57695544454 North-South Freight Rail Line 56434553357 Realignment of Route 44 and Safety Improvements 65883265436 Install Advance Traffic Management Systems 47462876445 Purchase 200 CNG Buses for MTA 78697443482 Purchase 100 Rapid Transit Cars for MTA 96547766501 Table 2 An Example of Project Prioritization Scoring is based on a scale of 1 through 10; 1 = lowest score and 10 = highest score.
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15 FIGURE 8 Prioritization of Projects
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16 FIGURE 9 Programming of Projects
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17 FIGURE 10 Implementation
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