1. Member, ASCE
2. Asst. Prof., Dept. of Civ. Engrg., I-Shou Univ., Ta-Hsu Hsiang, Kaohsiung County, 84008 Taiwan.
3. Distinguished Prof., Dept. of Civ. and Envir. Engrg., Univ. of Delaware, Newark, DE 19716 (corresponding author).
4. Prof., Dept. of Civ. and Envir. Engrg., Univ. of Delaware, Newark, DE 19716.
5. Res. Sci., Div. of Sci. and Res., New Jersey Dept. of Envir. Protection and Energy, Trenton, NJ 08625.