当地下条件较好时，人工挖孔桩通过合理的简化，可将其嵌岩灌注桩物理模型简化为端承桩，暂不考虑上部桩周土摩阻力。
If the geology condition is better, the physical model of man_dug pile can be regarded as end_bearing pile by reasonable simplification without considering the friction resistance of the soil.
工程基础采用人工挖孔嵌岩灌注桩，裙楼采用预应力平板楼盖，塔楼采用钢骨混凝土结构。
Artificial pile foundation set into rock, skirt building with prestress plane floor and tower building with steel reinforced concrete (SRC) structure are adopted in the project.
钻孔桩、挖孔桩施工技术在复杂岩溶地质条件下适应性较差，冲击钻孔技术对不均匀地层具有良好的适应性，实践证明冲击钻进是岩溶发育区最佳的嵌岩桩基础施工技术。
The adaptability of the bored pile and excavated pile construction technique in the complicated karst geology region is bad, but that of jetting bore pile is good in karst region.
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