1. Senior Research Associate, Leibniz Univ. of Hannover, Nienburger St. 4, 30167 Hannover, Germany; Visiting Professor, Dept. of Civil Engineering, Univ. of Ottawa, 161, Louis Pasteur St., Ottawa, ON, Canada K1N 6N5 (corresponding author).
2. Full Professor, Dept. of Civil Engineering, Univ. of Ottawa, Ottawa, ON, Canada K1N 6N5.
3. Assistant Professor, International Center for Science and Engineering Programs, Waseda Univ., Tokyo 169-8050, Japan.
4. Professor, Dept. of Civil and Environmental Engineering, Waseda Univ., Tokyo 169-8050, Japan.
5. Graduate Student, Dept. of Civil Engineering, Univ. of Ottawa, Ottawa, ON, Canada K1N 6N5.