28 in × 25 in (710 mm × 640 mm) California State Route shield. The outside border has a width of 1 pixel and a color of black so it shows up; in reality, signs had no outside border.
<a href="//commons.wikimedia.org/wiki/User:Fredddie" title="User:Fredddie">User:Fredddie</a>
Made to the specifications of the <a rel="nofollow" class="external text" href="http://www.dot.ca.gov/hq/traffops/signtech/signdel/specs/G28-2.pdf">1971 Caltrans sign drawing</a> (still in use). Uses the <a rel="nofollow" class="external text" href="http://www.triskele.com/fonts/index.html">Roadgeek 2005 fonts</a>. (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.)