Welcome to the Highway Safety Manual website. Here you can find news, resources supporting implementation of the HSM, and a user discussion forum. 

NEWS

NEW: A Compilation of Science and Safety and HSM Resources is now available:

Copy of Science of Safety and HSM User Resource Matrix v6 February 1 2013.pdf

• New guide on integrating the HSM into the project development process  
• Updated HSM Errata
• HSM Online Overview Course
• Executive Flyer
• Implementation Guide for Managers from FHWA
• FHWA HSM Training Guide
• Check out the new Frequently Asked Questions
• New materials from FHWA - including case studies

QUICK LINKS:

• User Discussion Forum
• Spreadsheets for Part C calculations:
• Download information
• Direct link to spreadsheets
• FHWA's "A Guide for Developing Quality Crash Modification Factors"
• Errata for the first edition
• FHWA Resource Center Webinar Recordings
• Overview information:
• Introduction
• Brochure
• Fact Sheet 

Visit the AASHTO Bookstore for ordering information.

   ​AllItems.aspxCopy of Science of Safety and HSM User Resource Matrix v6 February 1 2013.xlsm​