CPC E02D 17/083 (2013.01) | 20 Claims |
1. A trench shield securement device, comprising:
a retention pin; and
a retainer plate;
wherein said retainer plate comprises an opening that is configured to surround and engage a trench shield top box pipe socket and a trench shield base box pipe socket that have been aligned and stacked; and
wherein, after said retainer plate is engaged with said aligned and stacked pipe sockets, said retention pin is configured to be inserted into a center opening of said top box pipe socket and into a center opening of said base box pipe socket, such that said retainer plate is held substantially in place.
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