This paper presents the process of soft ground treatment for coast revetment in the comprehensive improvement construction of coastline from quay no . 3 to tongyi quay at xiamen island , and the construction technology for treatment of the ground at intertidal zone by way of underwater vacuum precompacting and combined heap load precompacting 摘要介绍厦门岛第三码头至同益码头段岸线综合整治工程中的护岸工程基础软基处理过程,在潮间带采用水下真空预压联合堆载预压软基处理施工工艺。