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OCR for page 99
99 APPENDIX A Detailed Results This appendix contains five parts detailing analysis results for the different studies performed under NCHRP Project 3-78A: Part 1: Detailed Channelized Turn Lane Results Part 2: Detailed Single-Lane Roundabout: Golden, CO Part 3: Detailed Single-Lane Roundabout: North Carolina Part 4: Detailed Two-Lane Roundabout: Golden, CO RCW Part 5: Detailed Two-Lane Roundabout: Golden, CO PHB

OCR for page 99
100 CONTENTS 101 Part 1 Detailed Channelized Turn Lane Results 101 Introduction 101 CTL Analysis Results 101 Site Description 101 Crossing Statistics for CTL Site and Treatments 108 Channelized Turn Lane Results Summary 110 Part 2 Detailed Single-Lane Roundabout: Golden, CO 110 Introduction 110 Golden Single-Lane Analysis Results 110 Site Description 110 Crossing Statistics for Crosswalk 115 Golden, CO, Single-Lane Roundabout Summary 116 Part 3 Detailed Single-Lane Roundabout: North Carolina 116 Introduction 116 North Carolina Single-Lane Analysis Results 116 Site Description 118 Crossing Statistics 120 Discussion 121 Part 4 Detailed Two-Lane Roundabout: Golden, CO RCW 121 Introduction 121 Raised Crosswalk Evaluation 121 Raised Crosswalk Treatment Overview 121 Pretest Pedestrian Behavior at the RCW 123 Posttest Pedestrian Behavior at the RCW 124 Performance Statistics for RCW 127 RCW Summary 128 Part 5 Detailed Two-Lane Roundabout: Golden, CO PHB 128 Introduction 128 Pedestrian Hybrid Beacon Evaluation 128 Pedestrian Hybrid Beacon Treatment Overview 128 Pretest Pedestrian Behavior at the PHB Crosswalk 130 Posttest Blind Pedestrian Behavior at the PHB Crosswalk 133 Performance Statistics at the PHB Crosswalk 136 Driver Behavior at the PHB 138 PHB Crosswalk Summary