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.

General Content

Legacy ID
114
Show Effective Date
Off

U.S. Department of Transportation

The Mission of the USDOT

To ensure our nation has the safest, most efficient and modern transportation system in the world; that improves the quality of life for all American people and communities, from rural to urban, and increases the productivity and competitiveness of American workers...

The Evolution of Programs

The 1972 and 1974 National Transportation Studies (NTS) One of the first attempts of a relatively young Office of the Secretary to coordinate and assert control of the planning efforts of DOT’s modal administrations. 

By Arrigo...