ROCK-FALL TREATING METHOD IN DANGEROUS ROAD AREA SUCH AS MOUNTAIN/CLIFF OR THE LIKE AND ITS TREATING ACCESSORY

摘要

PROBLEM TO BE SOLVED: To improve a rock-fall treating method using a conventional protection net for a falling stone.;SOLUTION: In a rock-fall treatment in the dangerous road area such as the mountain/the cliff or the like by using the protection net for the falling stone, an accessory for a treatment in which a several number of each pulley is installed to two stationary plates and one wire ropes are wound on the pulleys and the wire ropes for a fixing are fixed at one ends of the stationary plates and cylindrical bodies are mounted at the other ends is secured, and the accessory body for the treatment is fixed at the place of the danger of the falling stone and the falling stone is treated, pulling the front tips of the wire ropes.;COPYRIGHT: (C)2004,JPO