Four examples of trencher technology from the early and mid-20th century. All images are from the HCEA Archives.
The Historical Construction Equipment Association (HCEA) is a 501(c)3 non-profit organization dedicated to preserving the history of the construction, dredging and surface mining equipment industries. With over 3,800 members in 25 countries, our activities include publication of a quarterly educational magazine, Equipment Echoes, from which this article is adapted; operation of National Construction Equipment Museum and archives in Bowling Green, Ohio; and hosting an annual working exhibition of restored construction equipment. Our 2020 show will be August 28-30 in Concordia, Kansas. Individual memberships within the U.S. are $35 for one year, $65.95 for two years and $99.95 for three years. We seek to develop relationships in the equipment manufacturing industry, and we offer a college scholarship for engineering and construction management students. Information is available at www.hcea.net, or by calling 419.352.5616 or e-mailing firstname.lastname@example.org.