1. Prof., Dept. of Civ. and Struct. Engrg., Hong Kong Polytechnic Univ., Hunghom, Kowloon, Hong Kong, China.
2. Postdoctoral Fellow, Dept. of Civ. and Struct. Engrg., Hong Kong Polytechnic Univ., Hunghom, Kowloon, Hong Kong, China.
3. Asst. Engr., China State Constr. Engrg. Corp., Hong Kong, China.
4. Deputy General Mgr., L & M Specialist Construction Ltd., Hong Kong, China.