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Suggested Citation:"Contents." National Academies of Sciences, Engineering, and Medicine. 2012. Operation of Light Rail Transit through Ungated Crossings at Speeds over 35 MPH. Washington, DC: The National Academies Press. doi: 10.17226/22822.
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Suggested Citation:"Contents." National Academies of Sciences, Engineering, and Medicine. 2012. Operation of Light Rail Transit through Ungated Crossings at Speeds over 35 MPH. Washington, DC: The National Academies Press. doi: 10.17226/22822.
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Below is the uncorrected machine-read text of this chapter, intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text of each book. Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.

TCRP Web-Only Document 53 CONTENTS CHAPTER 1: INTRODUCTION  CHAPTER 2: IDENTIFICATION OF PARTICIPATING LRT AGENCY AND POTENTIAL STUDY CROSSINGS  IDENTIFY, SELECT, AND SURVEY LRT AGENCIES IN NORTH AMERICA THAT ARE CANDIDATES FOR LRV OPERATION SPEEDS EXCEEDING 35 MPH  Utah Transit Authority  Santa Clara Valley Transportation Authority  New Jersey Transit (Hudson-Bergen Line)   Dallas Area Rapid Transit (DART)   Recommendation  IDENTIFY POTENTIAL CROSSINGS SUITABLE FOR FURTHER STUDY  Recommendation  Summary of Study Segment and General Intersection Design and Operational Characteristics  CHAPTER 3: ASSESSMENT OF THE OPERATIONAL AND SAFETY ASPECTS OF EXISTING, ALTERNATIVE, AND POSSIBLE SUPPLEMENTAL TRAFFIC CONTROL DEVICES  ASSESSMENT OF THE OPERATIONAL AND SAFETY ASPECTS OF EXISTING TRAFFIC CONTROL DEVICES  Analysis of Safety-Related Data  Observation of Operations and Driver Behaviors (Field Video Data)   ASSESSMENT OF THE OPERATIONAL AND SAFETY ASPECTS OF ALTERNATIVE AND POSSIBLE SUPPLEMENTAL TRAFFIC CONTROL DEVICES  Focus Group Design and Process  Focus Group Results  SUMMARY AND CONCLUSIONS REGARDING OPERATIONAL AND SAFETY ASPECTS OF EXISTING, ALTERNATIVE, AND POSSIBLE SUPPLEMENTAL TRAFFIC CONTROL DEVICES  Recommended Traffic Control Devices  Preliminary Cost Estimates of Traffic Control Devices  CHAPTER 4: MODELING/SIMULATION OF LIGHT RAIL OPERATING CONDITIONS: NORTH FIRST STREET FROM EAST BROKAW ROAD TO TRIMBLE ROAD  INTRODUCTION  MODELING METHODOLOGY AND ANALYSIS TOOLS  SYNCHRO™  VISSIM™  SSAM  MODEL DEVELOPMENT  Model Geometry  Speed Data  Transit Signal Priority 

TCRP Web-Only Document 53 Balanced Volume Network and Vehicle Routing  Vehicle Types and Compositions  Dwell Time and Arrival Times at Light Rail Stations  Model Calibration and Validation  BASE CONDITION ANALYSIS  ALTERNATIVE ANALYSIS  Detector Locations  Clearance Intervals  Optimizing Offsets  Method of Comparison  Critical Observations and Changes  DELAY COMPARISON  PRELIMINARY CONCLUSIONS  CHAPTER 5: RISK ANALYSIS  CRASH DATA  RISKY BEHAVIOR  IMPACT OF CHANGES  Impact of Safety Countermeasures  Impact of Increased LRV Speed  Other Potential Impacts  CONCLUSIONS  APPENDIX A: SUMMARY OF CRASH DATA AT THE INTERSECTIONS OF NORTH FIRST STREET AND BROKAW ROAD, CHARCOT AVENUE, AND TRIMBLE ROAD  APPENDIX B: VTA DRAFT LETTER TO FHWA REQUESTING PERMISSION TO EXPERIMENT WITH AN INCREASE IN LRV SPEEDS TO 40 MPH THROUGH THREE UNGATED CROSSINGS  APPENDIX C: CONFLICT DATA  APPENDIX D: TESTING PLAN  APPENDIX E: EVALUATION PLAN 

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TRB’s Transit Cooperative Research Program (TCRP) Web-Only Document 53: Operation of Light Rail Transit through Ungated Crossings at Speeds over 35 MPH presents the findings of a micro-simulation modeling study that explored the impacts of higher light rail vehicle speeds on intersection safety.

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