To request user technical support, contact:
IHSDM Help Line: (202) 493-3407
IHSDM Support Email: IHSDM.Support@dot.gov
For other information about IHSDM, contact:
Clayton Chen
Office of Safety Research and Development
Turner-Fairbank Highway Research Center
Federal Highway Administration
6300 Georgetown Pike
McLean, VA 22101
Clayton.Chen@dot.gov
Updated: Monday, December 2, 2019