From Caltrans quarterly report, 4th quarter, 2005
<ul><li><a href="//commons.wikimedia.org/wiki/File:CalDOT-SASElevPlan4Q2005P42.jpg" title="File:CalDOT-SASElevPlan4Q2005P42.jpg">CalDOT-SASElevPlan4Q2005P42.jpg</a>: Anonymous employee/contractor of Caltrans</li>
<li>derivative work: <a href="//commons.wikimedia.org/wiki/User:Malyszkz" title="User:Malyszkz">Malyszkz</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Malyszkz" title="User talk:Malyszkz"><span class="signature-talk">talk</span></a>)</li></ul>
<ul><li><a href="//commons.wikimedia.org/wiki/File:CalDOT-SASElevPlan4Q2005P42.jpg" title="File:CalDOT-SASElevPlan4Q2005P42.jpg">CalDOT-SASElevPlan4Q2005P42.jpg</a></li></ul>