灰土桩是用沉管、冲击或爆破等方法在地基上成孔，然后在孔中填以灰土，分层捣实，形成的桩。灰土与挤密后的桩间土组合成复合地基，共同承受基础所传递的荷载。常用于湿陷性黄土、杂填土和填土地基处理。处理深度一般为5～10m，最大可达15m以上。处理后的地基承载力一般可提高50%～100%。桩孔直径一般为30～50cm，桩距约为桩径的2～3倍。
...关键词：路基加固；整治技术；灰土桩；钢筋混凝土桩 [gap=751]Keywords: roadbed reinforcement; The technology; Plaster pile; Reinforced concrete pile ...
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The compaction effect of artificialIy drilled lime-soil pile is not obvious comparing testresults of soils between piles at different position. Furthermore the shear property of soils between pilesis studied.
通过对不同位置的检间土的物理力学性能的试验比较，表明人工成孔挤密灰土桩对桩周土的挤密效果不明显。
参考来源 - 灰土的工程性能及灰土桩复合地基有限元分析·2,447,543篇论文数据，部分数据来源于NoteExpress
介绍了一种新型的挤密灰土桩即强力夯扩挤密灰土桩。
In this paper a new type compaction lime soil pile as strong force rammed expansion lime soil compaction pile is introduced.
本文介绍用水泥和生石灰土桩联合围护圆形基坑的方法。
This paper has discussed the method of cement and quick lime soil piles combination for supporting the circular shaped foundation pit.
现场检验表明，本文提出的采用灰土桩处理桥基湿陷性黄土地基是可行的。
The in-situ test result shows that using the lime-soil pile to treat the collapsible loess under the bridge is feasible.
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