TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 490: Practice of Rumble Strips and Rumble Stripes documents current practices used by states installing rumble strips and rumble stripes. The report details and explores variations in state highway agency practices in terms of design, criteria, and locations for installation, maintenance, perceived benefits, communication of benefits, and what is considered as important issues.
National Academies of Sciences, Engineering, and Medicine. 2016. Practice of Rumble Strips and Rumble Stripes. Washington, DC: The National Academies Press. https://doi.org/10.17226/23522.
|Chapter One - Introduction||3-4|
|Chapter Two - Literature Review||5-6|
|Chapter Three - Survey Results||7-20|
|Chapter Four - Case Examples||21-27|
|Chapter Five - Conclusions and Suggestions for Future Research||28-29|
|Appendix A - Survey Questions||31-43|
|Appendix B - Survey Participants||44-44|
|Appendix C - Selected Agency Survey Responses||45-54|
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