Erol Tutumluer is a Professor in the Department of Civil and Environmental Engineering, University of Illinois at Urbana-Champaign, USA. He specializes in transportation geotechnics, and has been active in transportation engineering and transportation geotechnics research, education, and practice for more than 23 years. Prof Tutumluer is a Paul F. Kent Endowed Faculty Scholar, and is a member of many professional societies. He chairs ISSMGE technical Committee 202 on Transportation Geotechnics. Prof Tutumluer has authored more than 300 peer-reviewed publications, including 150 journal papers and over 220 conference papers.Xiaobin Chen is a Professor in the Department of Geotechnical Engineering, Central South University, China. He is a committee member of ISSMGE-TC202 Transportation Geotechnics, Committee Member of TRB (Transportation Research Board) AFP70 Mineral Aggregates, as well as Committee Member of WTC(World Transportation Conference). His research interests include Transportation Geotechnics (coarse-grained engineered materials), Engineering geological disaster, Railway embankment, Foundation protection technologies of the existing railway infrastructure, and Grouting technologies. He has authored more than 92 peer-reviewed journal papers, including 30 peer-reviewed international journal papers. Yuanjie Xiao is an Associate Professor in Central South University's School of Civil Engineering (China). His research interests include geomechanics, soil dynamics for railway, highway, and airfield infrastructure, testing and modeling of pavement and railroad track geo-materials. He is a member of multiple professional societies, including ASCE, ISSMGE, AREMA, etc, ad serves as a reviewer for many reputed journals. He has authored more than 35 research research papers and holds 1 patent.
