Soft soil distributes widely in Shenzhen bay, with the rapid development of area economy more and more large scale projects, such as express highway, airdrome, loading field, dock, railway, hydraulic engineering and so on, are built on this kind of soft soil foundation in recent years, which leads to stricter and newer requirements on soft soil foundation engineering. The main engineering problem of soft soil foundation is deformation, namely, settlement. The water content of soft soil in Shenzhen bay is as...