摘要: |
Partial Contents; Foreword, Evaluating Factors Affecting Safety at Highway-Railway Grade Crossings, Field Testing of Intrusion Detection Technologies for High-Speed Rail Crossings, A Model for Evaluating Countermeasures at Highway-Railway Grade Crossings, Maximizing Legibility of Unlit Freeway Guide Signs with Clearview Font and Combinations of Retroreflective Sheeting Materials, Guide Signing for Two-Lane Exits with an Option Lane: Evaluation of Human Factors, Evaluation of Flashing Yellow Arrow in Traffic Signal Displays with Simultaneous Permissive Indications, Legibility Distances of Smaller Letters in Changeable Message Signs with Light-Emitting Diodes, Effectiveness of Lane Direction Arrows as Pavement Markings in Reducing Wrong-Way Movements on Two-Way Frontage Roads, Simplifying Delineator Applications for Horizontal Curves, Comparison of Radius-Estimating Techniques for Horizontal Curves. |