METHOD FOR PRE-ATTACHING-FIXING ANCHOR BOLT, AND METHOD AND DEVICE FOR EXCAVATING ANCHOR BOLT BURYING HOLE

摘要

A method for pre-attaching-fixing an anchor bolt, and a method and a device for excavating an anchor bolt burying hole. The method for pre-attaching-fixing the anchor bolt with sufficient strength in a construction surface without lowering strength even if an existing reinforcement arrangement is present comprises the steps of excavating a first burying hole for burying the anchor bolt in the construction surface, excavating a second burying hole at the tip of the first burying hole by bending from the tip of the first burying hole, and burying the anchor bolt bent in the middle part thereof in these first and second burying holes.