Related Initiatives

The Highway Safety Design Manual (HSM) shares the Interactive Highway Safety Design Model’s (IHSDM’s) goal of providing quantitative safety analysis tools to decisionmakers.

The HSM is a Transportation Research Board (TRB) and...

Modules

The Interactive Highway Safety Design Model (IHSDM) suite of software analysis tools includes five evaluation modules and an Economic Analyses (EA) Tool:

1. Crash...

Geometric Design Laboratory Overview

Purpose

The mission of the Geometric Design Laboratory (GDL) is to support the Office of Safety Research and Development in research related to the geometric design of roadways and the impacts on safety. The GDL provides technical support to develop, maintain, and...

Interactive Highway Safety Design Model (IHSDM): FAQs

Welcome to the Interactive Highway Safety Design Model (IHSDM) Frequently Asked Questions list. Here you will find the links to each section of the FAQ to help you download, install, and use this software.

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Interactive Highway Safety Design Model Contacts

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:

In-Kyu Lim
Office of Safety and Operations Research...

ELCSI-PFS Publications

The goal of this research is to develop reliable estimates of the effectiveness of the safety and operational improvements identified by the ELCSI-PFS Advisory Committee (TAC). These estimates are determined by conducting scientifically rigorous before-and-after evaluations at...

Studies of ELCSI-PFS

Completed and Published Studies (Technical Reports, Tech Briefs, Papers, and Reference Guides) under, and with the support of, the Development of Crash Modification Factors Program (...

Evaluations of Low Cost Safety Improvements Pooled Fund Study (ELCSI–PFS)

ELCSI–PFS is conducted under and supported by the Development of Crash Modification Factors (DCMF) program. The ELCSI–PFS, which...

Technical Advisory Committee (TAC) Members

The goal of this research is to develop reliable estimates of the effectiveness of the safety and operational improvements identified by the ELCSI-PFS Advisory Committee (TAC). These estimates are determined by conducting scientifically rigorous before-and-after evaluations at sites in the...

Technical Advisory Committee (TAC) Meetings

The goal of this research is to develop reliable estimates for the effectiveness of the safety and operational improvements identified by the ELCSI-PFS Advisory Committee (TAC). These estimates are determined by conducting scientifically rigorous before-and-after evaluations at sites in the...