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Division of Planning
Office of Technical Services
Expanded National Highway System (NHS)

The District Expanded NHS Maps below show the original NHS as well as the routes that were added to the NHS due to MAP-21 (Expanded NHS) for each District including Local routes. In the right column is a wall size statewide map of the new expanded NHS and 2 excel files, one for the state routes and one for the Local routes, that identify the locations by county route section including jurisdiction.

To learn more about MAP-21, download the following PDF file:

Implications of Expanding the National Highway System

 

 District Expanded NHS Maps

 
 

 Contact

 

Matt Thompson
GIMs Specialist
Transportation Information Management
(614) 466-3108
matt.thompson@dot.state.oh.us

 

 Large Map File of Ohio

 
 

 Expanded NHS Excel Files