Character and action principle of steel cylindrical structure is presented in this paper, which is first applied successfully in wharf and breakwater foundation taking place of rubble bed.

结合钢箱筒结构取代抛石基床作为码头和防波堤基础首次在工程中成功应用的实践，论述了钢箱筒结构特点和作用机理。

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Combining with Huaneng Ruijin Power Plant project, dynamic compaction treatment technology for strengthening of throw fill foundation with super-size sandstone rubble is introduced.

结合华能瑞金电厂新建工程，介绍了强夯法处理超大粒径砂岩块石抛填地基的加固情况。

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To build rubble mound breakwaters directly on soft soil foundation, it often meets the problem how to avoid the overall unstability.

直接在软基上建造斜坡堤，常有发生整体失稳的危险。

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