TRB’s National Cooperative Highway Research Program (NCHRP) Report 622: Effectiveness of Behavioral Highway Safety Countermeasures explores a framework and guidance for estimating the costs and benefits of emerging, experimental, untried, or unproven behavioral highway safety countermeasures.
National Academies of Sciences, Engineering, and Medicine. 2008. Effectiveness of Behavioral Highway Safety Countermeasures. Washington, DC: The National Academies Press. https://doi.org/10.17226/14195.
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