USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

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.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

LTCCS

This page shows Department of Transportation content pertaining to a specific tag. If you cannot find what you’re looking for on this page, please use the search box in the top right of our website.

Large Truck Crash Causation Study

Researchers and analysts now have access to unprecedented detail about the events surrounding truck crashes that are not available anywhere else. The Federal Motor Carrier Safety Administration has posted online the database from its groundbreaking Large Truck Crash Causation Study (LTCCS).