FHWA’s Future Plans for the Interactive Highway Safety Design Model (IHSDM) 

Technical Support

IHSDM users may request technical support by calling the IHSDM Help Line or emailing the IHSDM technical support staff. The IHSDM technical support staff works onsite in the Geometric Design Laboratory at the Federal Highway Administration Turner-Fairbank Highway Research Center. Technical support for IHSDM users is free of charge.

IHSDM Help Line

Users may call the IHSDM Help Line at 202–493–3407. The Help Line is monitored daily, except for Federal Government holidays.

IHSDM Technical Support Email

Users may contact the IHSDM technical support staff by sending an email to ihsdm.support@dot.gov. Staff monitors this email account daily, except for Federal Government holidays.

IHSDM Training

Training Courses

FHWA’s Resource Center (RC) and the National Highway Institute (NHI) offer training related to IHSDM, including a new “Using Interactive Highway Safety Design Model (IHSDM)” blended training course (Course Number FHWA-NHI-380100) and “Applications of the FHWA IHSDM CPM” (an RC follow-up course to the new NHI 380100 course). For additional information, refer to the NHI website.

IHSDM How-To Videos

FHWA has produced three IHSDM how-to training videos, which can be accessed directly below or from the Roadway Safety Data Program Toolbox How-To Video page.

IHSDM Part 1: Capabilities and Navigation

IHSDM Part 2: Data Entry

IHSDM Part 3: Crash Prediction Module and Economic Analysis Tool