| 摘要 |
PURPOSE: A construction method for a retaining wall using a screw anchor is provided to improve work efficiency by preventing the ground subsidence and installing a retaining wall rapidly and simply. CONSTITUTION: The construction method for a retaining wall using a screw anchor comprises the steps of: forming a steep incline by piling up soil or excavating the ground for the foundation of a building; laying screw anchors(20) by rotating screw anchors(20) provided with spiral wing pieces(22) to be drove in the incline of the ground; installing a retaining wall composed of a concrete wall or a metal beam and a fence stake closely on the incline of the ground; and interposing/fixing a metal bearing plate to a bearing bar of the screw anchor(20) projected to the outside of the retaining wall, and fitting a fastener composed of a metal pin or a bolt to a fastening hole(23) perforated on the bearing bar to fix the retaining wall to the screw anchor(20).
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