挖孔桩技术在特殊施工条件下的应用

Application of orifice pile technique in the special construction condition

结合铁四桥梁工程,从施工方法及程序、施工准备、桩孔开挖、孔壁支护四方面介绍了在特殊施工条件下挖孔桩技术的应用,并提出了施工中的注意事项,可供从事桥梁、房建工程施工的有关人员参考。

Combined with TIESI bridge project, it introduces the application of orifice pile technique in the special construction condition and brings forward the matters need attention in construction from four aspects of construction method and process, construction preparation, orifice of pile cutting, wall of hole, which will supply references to related personnel engaging bridge and building project construction.