Improved element for bank protection

摘要

Element for a bank/shore or dike covering intended to form a top covering layer in a bank/shore or dike protection structure with several identical elements, which element comprises an at least substantially closed upper side, a lower side and a circumferential side, the element, considered in a plane of cross-section parallel to the lower side, having the shape of a polygon of equal sides, the polygon having an even number of circumferential planes and the circumferential planes being alternatingly provided with an inward recess extending from the lower side up to at least near the upper side. <IMAGE>