The Crash Modification Factors Clearinghouse provides a searchable database of CMFs
along with guidance and resources on using CMFs in road safety practice.
along with guidance and resources on using CMFs in road safety practice.
This site is funded by the U.S. Department of Transportation Federal Highway Administration
and maintained by the University of North Carolina Highway Safety Research Center
For more information, contact Matt Hinshaw at matthew.hinshaw@dot.gov
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.