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Download Public Roads Autumn-2021.pdf
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The IHSDM Version 17 software download is composed of a suite of software analysis tools used to evaluate the safety and operational effects of geometric design decisions on highways.
IHSDM is a decision-support tool that provides estimates of a highway design's expected safety...
This page provides information and tips for navigating and customizing the IHSDM user interface.
The basic components of the IHSDM data organization structure include users, projects, highways, intersections, interchanges, ramp terminals, roundabouts, sitesets, and evaluations. This section contains guidance for where to find information about these components and their relationships, as well as the sample IHSDM Projects provided with the software.
Acronyms/Abbreviations
The following acronyms/abbreviations are used in the FAQs below.