600 mm by 300 mm (24 in by 12 in) to plate, made to the specifications of the <a rel="nofollow" class="external text" href="http://mutcd.fhwa.dot.gov/SHSm/Guide.pdf">2004 edition of Standard Highway Signs</a> (sign M3-4). 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.) Colors are based on the signage used on toll roads maintained by the Harris County Toll Road Authority.
<a href="https://en.wikipedia.org/wiki/User:Philroc" class="extiw" title="w:User:Philroc">Philroc</a>
2017-04-17
<span class="int-own-work" lang="en">Own work</span>