Method for Construction of Offshore Sand Compaction Piles and Its Application for Island and Tunnel Project for Hongkong-Zhuhai-Macao Bridge
Method for Construction of Offshore Sand Compaction Piles and Its Application for Island and Tunnel Project for Hongkong-Zhuhai-Macao Bridge
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发表时间：
2012
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通讯作者：
Li Jian-yu
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作者：
Li Jian-yu
本文结合港珠澳大桥海岛隧道工程，介绍了压砂桩作为一种新型的海上地基加固方法的原理和特点。同时，本文总结了海上工程现场荷载板试验的相关成果，介绍了海上工程不同置换率的设计方案、计算方法和布置图，分析了目前国内海上工程的施工能力，总结总结了海上工程的施工效率和质量控制措施。为该施工方法的推广和应用提供了基础。
Based on Sand Compaction Piles(SCP) as a new method for offshore ground improvement,the paper introduces the its principles and characteristics according to Island Tunnel Works of Hongkong-Zhuhai-Macao Bridge.Meanwhile,this paper summarizes relevant achievements of site load-board test for SCP,introduces design option,calculation methods and layout plan for different replacement ratio of SCP,analyzes the construction ability of offshore SCP at present in China,summarizes and concludes the construction efficiency and quality controlling measurements of offshore SCP.It provides the foundation for the marketing and application of this construction method.