How to build a mountain retaining support and a mountain retaining support

摘要

PROBLEM TO BE SOLVED: To provide an earth-retaining timbering unit for efficiently constructing earth-retaining timbering, earth-retaining timbering and a construction method of earth-retaining timbering.;SOLUTION: Steel beams 20 having fixation holes 23 are arranged between earth-retaining walls, a plurality of reinforced concrete earth-retaining timbering units 10 in which through holes 11 are provided are arranged on the steel beams 20, and a combined strut 100 combined by communicating the fixation holes 23 and the through holes 11 with each other is constructed.;SELECTED DRAWING: Figure 4;COPYRIGHT: (C)2018,JPO&INPIT