Cage-like frame and multi-natural type basket block

摘要

PROBLEM TO BE SOLVED: To provide a multi-natural type cage block having the functions of wave-dissipating and foot protection blocks and contributing to the formation of natural scenery, retaining of ecosystem, promotion of greening and so forth. ;SOLUTION: A cage type frame body 12 consisting of net-shaped plate is a block filled up with massive fillers. It is equipped with columnar leg portions 13 and has a shape with a three-rotation symmetrical shaft or a four-rotation symmetrical shaft. Or it may have an external shape of an almost regular tetrahedron having holes penetrating through the inside and a leg portion of head-cut cone shape is provided, and the cage shaped frame body 12 is reinforced and its shape is kept by reinforcing members.;COPYRIGHT: (C)1999,JPO