United States federal road
C9637
concept
A United States federal road is a roadway that is part of the national highway system and is funded, regulated, or maintained in whole or in part by the federal government to support interstate travel, commerce, and defense.
Observed surface forms (1)
- concurrent U.S. Highway ×1
Instances (2)
- National Road
- U.S. Route 1/9 via concept surface "concurrent U.S. Highway"