State Key Laboratory of Subtropical Building Science South China University of Technology Guangzhou 510640 China;
South China Institute of Geotechnical Engineering South China University of Technology Guangzhou 510640 China;
School of Civil Engineering and Transportation South China University of Technology Guangzhou 510640 China;
State Key Laboratory of Subtropical Building Science South China University of Technology Guangzhou 510640 China;
South China Institute of Geotechnical Engineering South China University of Technology Guangzhou 510640 China;
School of Civil Engineering and Transportation South China University of Technology Guangzhou 510640 China;
College of Civil Engineering Huaqiao University Xiamen 362021 China;
Time-domain analysis; layered soil; scaled boundary finite element method; transmitting boundary; continued fraction;