<a href="https://en.wikipedia.org/wiki/Caltrans" class="extiw" title="w:Caltrans">Caltrans</a> road sign G24.
<a href="https://en.wikipedia.org/wiki/California_Department_of_Transportation" class="extiw" title="w:California Department of Transportation">California Department of Transportation</a> (base)<br><a href="//commons.wikimedia.org/wiki/User:Fluffy89502" title="User:Fluffy89502">Fluffy89502</a> (variant)
<a rel="nofollow" class="external free" href="http://www.dot.ca.gov/trafficops/tcd/specs.html">http://www.dot.ca.gov/trafficops/tcd/specs.html</a>