English:
600 mm × 600 mm (24 in × 24 in) U.S. Highway shield, made to the specifications of the
2004 edition of Standard Highway Signs
. (Note that there is a missing "J" label on the left side of the diagram.) Uses the
Roadgeek 2005 fonts
. (United States law does not permit the copyrighting of typeface designs, and the fonts are meant to be copies of a U.S. Government-produced work anyway.)