International Resources

SafetyCube (Safety CaUsation, Benefits and Efficiency)

Effectiveness of Road Safety Engineering Treatments

An Introductory Guide for Evaluating Effectiveness of Road Safety Treatments

iRAP Road Safety Toolkit

Austroads Road Safety Engineering Toolkit

United States Road Assessment Program
The usRAP website includes risk map protocols, tools, and the underlying research behind the program.

The information contained in the Crash Modification Factors (CMF) Clearinghouse is disseminated under the sponsorship of the U.S. Department of Transportation in the interest of information exchange. The U.S. Government assumes no liability for the use of the information contained in the CMF Clearinghouse. The information contained in the CMF Clearinghouse does not constitute a standard, specification, or regulation, nor is it a substitute for sound engineering judgment.