...Jia-Hui Wang, MSc; Ji-Wei Jiang, PhD; Yi-Fei Sun, PhD; Bao-Tian Wang, PhD; Shao-Yang Han, PhD; Jin-Yu Zuo, MSc; Wen-Wei Li, MSc; Yang Tang, PhD In gravel pile composite foundation stability design, the shear strength of composite foundation is critically important. However, due to the size...

... of the seepage failure process with several representative grading soil samples including sandy gravels, fine-grained sands and silty clay. By analysing the seepage gradient, permeability, porosity and the penetration rate, seepage failure process observed in the laboratory tests show four stages...