U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations
The Intersection Review Module (IRM) performs a diagnostic review to systematically evaluate an intersection design for typical safety concerns.
The IRM is an expert system that leads the user through a systematic evaluation of an existing or proposed intersection geometric design to identify potential safety concerns and possible treatments to address those concerns. The review considers design issues including:
The IRM can provide useful input to project scoping, preliminary engineering, and design review.