The Maryland State Roads Commission built the section of the Baltimore-Harrisburg Expressway between this point on Seminary Road and the Maryland line in 1954. This plaque is affixed to the northern side of the Seminary Road (Maryland route 131) bridge over the expressway, Interstate route 83
<a href="//commons.wikimedia.org/wiki/User:Eplack" title="User:Eplack">Elliott R. Plack</a>
2020-09-26 16:52:50
<span class="int-own-work" lang="en">Own work</span>