The page you requested has moved and you've automatically been taken to its new location.
Please update your link or bookmark after closing this notice.
PDF files can be viewed with the Acrobat® Reader®
The National Highway System consists of roadways important to the nation's economy, defense, and mobility. The National Highway System (NHS) includes the following subsystems of roadways (note that a specific highway route may be on more than one subsystem):
The National Highway System (NHS) includes the Interstate Highway System as well as other roads important to the nation's economy, defense, and mobility. The NHS was developed by the Department of Transportation (DOT) in cooperation with the states, local officials, and metropolitan planning organizations (MPOs).
The 1996 Spring Issue of Public Roads has an article titled The National Highway System: A COMMITMENT TO AMERICA'S FUTURE by the former FHWA Administrator, Rodney Slater. This article gives the basis for the National Highway System.
You can view state maps of the National Highway System.