PILLAR, UPPER-STAGE HORIZONTAL ROPE AND HANGING ROPE IN POCKET TYPE ROCKFALL PROTECTION NET

摘要

To provide a pocket type rockfall protection net provided as a rockfall protection facility, in which a pillar that secures an opening is likely to be damaged by direct impact of rockfall; in such a site, it is necessary to consider the installation position and arrangement interval of the pillars as a measure to avoid the direct impact of rockfall.SOLUTION: With respect to a conventional type pocket type rockfall protection net comprising a plurality of pillars, a pillar suspension rope for supporting the standing state of the pillars, an upper-stage horizontal rope laid between the pillars and forming an opening with respect to a slope, and a net portion, a pocket type rockfall protection net is provided which is further provided with a horizontal rope hanging rope that is connected so as to hang the upper-stage horizontal rope.SELECTED DRAWING: Figure 1