Based on a foundation treatment project of costal beach soft soil, this paper introduced the design scheme, construction technology and quality test results of the composite foundation with large diameter and thin wall cylinder pile.The research shows that the composite foun-dation with large diameter and thin wall cylinder pile has the advantages of convenient construction, high reliability and good bearing capacity, which is an effective method to deal with the soft soil foundation of costal beach.%以某沿海滩涂淤泥软土地基处理项目为例，介绍了现浇大直径薄壁筒桩复合地基的设计方案、施工工艺及质量检测结果。研究表明，现浇大直径薄壁筒桩复合地基具有施工方便、可靠性高、承载性状好等优点，是处理滩涂软基的有效手段。
展开▼
