Skip to contentUnited States Department of Transportation - Federal Highway Administration FHWA Home
Federal Highway Administration Research and Technology: Coordinating, Developing, and Delivering Highway Transportation Innovations

IHSDM: Overview | FAQ | Modules | Library | Software Download | Technical Support | Training Course | Related Initiatives | Contacts



Interactive Highway Safety Design Model (IHSDM): Software Download


The IHSDM software may be downloaded free-of-charge at

The download process is simple:

  • Prospective users complete and submit a brief, online registration form.
  • The users receive an email reply containing a user name and password.
  • With the user name and password, the users can log into the software download site and download the software to their computer.


First-time users should download the full distribution, which includes a complete set of documentation accessible through a Help Browser.

The IHSDM – HSM Predictive Method 2013 Release is currently available. Periodically, intermediate patches and updates will also be posted at the IHSDM Public Software download site.