Breakwater with rock wave breakers on both sides with a concrete access in the center 10m wide and 1.8m high above the level of the rocks, for the protection of port areas. The sides with rocks have a height of 20m above the base of the terrain. Version 3e1. It is a 3-part SPLINE, beginning, middle zone (4 lods) or repetition and rounded end with a small access dock to the sea (4 lods), it is a useful area for the placement of a maritime lighthouse.