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A highway shield or route marker is a sign denoting the route number of a highway, usually in the form of a symbolic shape with the route number enclosed. As the focus of the sign, the route number is usually the sign's largest element, with other items on the sign rendered in smaller sizes or contrasting colors.
Major revisions of the U.S. Route shield from 1926 to 1971 (last revision) The U.S. Route shield is the highway marker used for United States Numbered Highways.Since the first U.S. Route signs were installed in 1926, the general idea has remained the same, but many changes have been made in the details.
Route shield pavement markings for Interstate Highways 30 and 35E at the Dallas Horseshoe.. A route shield pavement marking (also called an advance pavement marking [1] or pavement marking shield [2]) is a road surface marking that depicts a route shield and functions as either a road traffic safety measure or a mitigation against street sign theft.
The default design for state highway markers is the circular highway shield, which is how state highways are indicated on most maps and atlases. Currently, five states—Delaware, Iowa, Kentucky, Mississippi, and New Jersey—use the circular shield for road signage on their state highways. [3]
1961 version of the U.S. Route shield. The Federal Aid Highway Act of 1956 appropriated funding for the Interstate Highway System, to construct a vast network of freeways across the country. By 1957, AASHO had decided to assign a new grid to the new routes, to be numbered in the opposite directions as the U.S. Highway grid.
Reassurance markers on New Brunswick's provincial highways feature bilingual (English/French) direction tabs. Reassurance shields on a freeway in Mississippi. In the United States and Canada, reassurance markers (also called reassurance shields or confirming shields) usually take the form of a shield displaying the road number on an elevated pole, with a plate above or below it indicating the ...
The state highway system of the U.S. state of California is a network of highways that are owned and maintained by the California Department of Transportation (Caltrans). Each highway is assigned a Route (officially State Highway Route [ 1 ] [ 2 ] ) number in the Streets and Highways Code (Sections 300–635) .
Over time, the design of the Interstate shield has changed. In 1957 the Interstate shield designed by Texas Highway Department employee Richard Oliver was introduced, the winner of a contest that included 100 entries; [87] [88] at the time, the shield color was a dark navy blue and only 17 inches (43 cm) wide. [89]