This technique involved problems about excavations protect, pile groups calculation method, combined structure calculation method and its construction techniques.
“一桩三用”技术中涉及到基坑围护、群桩计算理论、桩墙复合结构受力计算和施工工艺等问题。
参考来源 - “一桩三用”技术与实践The responses of pile groups to tunneling are also studied with parameters, such as pile length, the horizontal distance between the tunnel and the pile, and the height of the cap of the pile.
2．分析了隧道开挖对邻近既有群桩的影响，考虑了桩长、桩与隧道间的水平距离、高低承台等因素变化时桩及桩间土不同响应。
参考来源 - 隧道近接施工引起邻近既有桩基的内力和变形研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Moreover, the tip resistance of pile groups is better used than the single pile.
并且，板下单桩及群桩的桩端阻力均能较充分的发挥出来。
At present, there are many research methods on pile groups subjected to lateral loads at home and abroad.
目前，国内外对横向荷载作用下群桩的分析方法较多，但在工程应用上仍远不能满足要求。
Effects of pile-to-pile interaction factors on the lateral seismic response of pile groups were analyzed.
并分析了桩与桩相互作用因子对群桩横向地震响应的影响。
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