Sharing Road Safety - International Transport Forum

TABLE OF CONTENTS
RECOMMENDATIONS
KEY MESSAGES
EXECUTIVE SUMMARY
CHAPTER 1. Introduction
	1.1. Background
	1.2. Crash modification functions: Their role and nature
	1.3. CMFs come from the accumulation of knowledge
	1.4. Using CMFs in decision making
	1.5. Understanding variability in CMFs
	1.6. The benefits of transferability
	1.7. CMFs and efficiency assessment tools
	1.8. Applying efficiency assessment tools in the real world
	1.9. Government has a critical responsibility
	NOTES
	REFERENCES
CHAPTER 2. CHALLENGES AND OPPORTUNITIES FOR TRANSFERABILITY
	2.1. Introduction
	2.2. Technical challenges
	2.3. Challenges for transferability
	2.4. Opportunities Persist for International Cooperation and Transferability
	REFERENCES
CHAPTER 3. ASSESSING TRANSFERABILITY OF ROAD SAFETY EVALUATION STUDIES
	3.1. A validity framework for assessing road safety evaluation studies
	3.2. Two approaches to assessing external validity
	3.3. Key concepts describing ext
	3.4. Preparatory analysis to assessing external validity
	3.5. The range of replications and statistics describing external validity
	3.6. A note on alternative and supplementary techniques
	3.7. Developing a Crash Modification Function based on heterogeneous studies2
	3.8. Other Issues in Applying the Range of Replication Technique
	3.9. Discussion
	NOTES
	REFERENCES
CHAPTER 4. QUANTITATIVE FRAMEWORK FOR ENHANCING TRANSFERABILITY OF CRASH MODIFICATION FACTORS OR FUNCTIONS
	4.1. Research and implementation
	4.2. Fundamental issues for a transferability framework
	4.3. Classifying and rating study designs to enhance transferability
	4.4. Conclusions
	NOTES
	REFERENCES
CHAPTER 5. OVERCOMING BARRIERS TO IMPLEMENTATION
	5.1. Using CMFs to overcome barriers to countermeasure implementation
	5.2. Overcoming barriers to the implementation of CMFs
	5.3. Essential reporting elements for safety studies
	5.4. Sharing CMFs with Lesser Developed Countries
	NOTE
	REFERENCES
CHAPTER 6. CONCLUSIONS
APPENDIX A. REVIEW OF EXISTING APPROACHES AND INITIATIVES
	A.1. International approaches and initiatives
	A.2. Existing national approaches and initiatives
	REFERENCES
GLOSSARY
CONTRIBUTORS TO THE REPORT