1. Ph.D. Student, School of Architecture and Civil Engineering, Jinggangshan Univ., Ji’an, Jiangxi 343009, China.; Ph.D. Student, School of Civil Engineering, Tongji Univ., Shanghai 200092, China.; Visiting Ph.D. Student, Dept. of Civil and Environmental Engineering, North Dakota State Univ., Fargo, ND 58105.
2. Ph.D. Student, Dept. of Civil and Environmental Engineering, North Dakota State Univ., Fargo, ND 58105.
3. Assistant Professor, Dept. of Civil and Environmental Engineering, North Dakota State Univ., Fargo, ND 58105 (corresponding author).