钻孔灌注桩断桩原因及处理方法

摘要

随着城市化进程的不断加快,钻孔灌注桩在高层、超高层的建筑物和重型构筑物中得到了最广泛的运用,成为人类建筑史上一次历史性的革命.在我国,钻孔灌注桩设计及施工水平也得到了长足的发展.但是,实践中常发生钻孔灌注桩断桩的状况,影响了建筑施工的正常进行.本文拟从钻孔灌注桩断桩的原因、预防和解决对策两个向度对问题进行分析.%With the accelerating urbanization, cast-in-place pile is widely used in high-rise buildings, ultra-high buildings and heavy structures. It has become historical revolution in architectural history. In China, the level of design and construction of cast-in-place pile has developed considerably. However, in actual work, cast-in-place pile always break, which influences the normal operation of construction. The article analyzed the breaking reasons, prevention, and solution of cast-in-place pile.