In road transportation in the United States, a special route is a road in a numbered highway system that diverts a specific segment of related traffic away from another road. They are featured in many
Truck Business US 17 ends at its parent in Elizabeth City, North Carolina
Business SH-9 in Hobart, Oklahoma ends at its parent route. The center SH-9 shield is topped with a typical "BUSINESS" sign.
U.S. Route 58 Alternate serves as an alternate alignment to U.S. Route 58 in the western part of Virginia
State Route 45 Connector in Georgia
The United States Numbered Highway System is an integrated network of roads and highways numbered within a nationwide grid in the contiguous United States. As the designation and numbering of these hi
Special route
…specific segment of related traffic away from another road. They are featured in many highway systems; most are found in the Interstate Highway System, U.S. highway system, and several state highway systems. Each type of special route possesses generally defined characteristics and has a defined relationship with its…
The "final" U.S. Highway plan as approved November 11, 1926
This sign, photographed in 1941 on US 99 between Seattle, Washington, and Portland, Oregon, illustrates one rationale for a federal highway system: national defense.