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Transportation Statistics Office

TranStat / Highway Data / NHS Maps

National Highway System (NHS) Maps

Picture of a Florida Roadway
The National Highway System (NHS) was developed by the Department of Transportation (DOT) in cooperation with the states, local officials, and metropolitan planning organizations (MPOs). The NHS consists of roadways important to the nation's economy, defense, and mobility, and includes the following subsystems of roadways:
  • Interstate
  • Other Principal Arterials
  • Strategic Highway Network (STRAHNET)
  • Major Strategic Highway Network Connectors
  • Intermodal Connectors
Source: Federal Highway Administration

NHS Maps
For further information contact CO-TRANSTATGIS or phone (850) 414-4848


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