1. DMY Engineering Consultants, Inc., 7917 Cessna Ave., Suite L, Gaithersburg, MD 20879, USA (Corresponding author), e-mail: jyao27@wisc.edu, https://orcid.org/0000-0002-2119-6394
2. Department of Civil and Environmental Engineering, University of Wisconsin-Madison, Madison, WI 53706, USA; and Department of Civil Engineering, Engineering Faculty, Sakarya University, Room: 6, Geotechnical Laboratory Building, Esentepe, Sakarya 54187, Turkey https://orcid.org/0000-0003-1102-1424
3. Ministry of Education Key Laboratory of High-Speed Railway Engineering, Southwest Jiaotong University, 111 1st North Section, 2nd Ring Rd., Chengdu 610031, P.R. China, https://orcid.org/0000-0003-4079-0687
4. Department of Civil and Environmental Engineering, Geological Engineering Program, University of Wisconsin-Madison, 1415 Engineering Dr., Madison, WI 53706, USA, https://orcid.org/0000-0001-8177-6625 (W.J.L.)