Abstract: A trench shield securement device, comprising: a retention pin; and a retainer plate; wherein the 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 the retainer plate is engaged with said aligned and stacked pipe sockets, the retention pin is configured to be inserted into a center opening of the top box pipe socket and into a center opening of the base box pipe socket, such that said retainer plate is held substantially in place.

Abstract: A finger guard is described, removably attachable to a shoring device of the type having a pair of opposed shoring columns having outer and inner surfaces, the outer surfaces exposed for contact with excavation surfaces and with an extendable and retractable jack pivotally secured at the inner surfaces to the column. The finger guard comprises a sheet of stiff material; at least one connector attached to the sheet, wherein the at least one connector includes: two arms spaced apart from each other and extending generally parallel to each other; a shoulder element extending between the two arms, and connecting the two arms together; a leg element, extending from the shoulder element parallel with the arms; wherein, the sheet of stiff material is attached to the at least one connector; a set screw threadably passing through one of the arms, the set screw being configured to attach the connector to a portion of a shoring column.