An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Agencies can use state-of-the-practice safety analysis tools—such as the Highway Safety Manual—to help identify sites where the frequency of crashes could be reduced by implementing a safety countermeasure. These tools can help agencies get the biggest bang for their dollar. Learn more about the...
HRRR Special Rule
Older Drivers and Pedestrians Special Rule
VRU Safety Special Rule
The Infrastructure Investment and Jobs Act (IIJA) (Pub. L. 117-58) was signed into law on...