1. Members, ASCE
2. Assoc. Prof., Dept. of Civ. Engrg., Hong Kong Univ. Sci. & Technol., Clear Water Bay, Kowloon, Hong Kong. E-mail: cecwwng@ust.hk
3. Asst. Prof., Dept. of Civ. Engrg., Hong Kong Univ. of Sci. & Technol., Clear Water Bay, Kowloon, Hong Kong.
4. Res. Student, Dept. of Civ. Engrg., Hong Kong Univ. of Sci. & Technol., Clear Water Bay, Kowloon, Hong Kong.