1. Professor, Dept. of Bridge Engineering, Tongji Univ., Shanghai 200092, China.
2. Research Associate, Centre for Infrastructure Engineering and Safety, School of Civil and Environmental Engineering, Univ. of New South Wales (UNSW), Sydney, NSW 2052, Australia (corresponding author).
3. Scientia Professor and Australian Laureate Fellow, Centre for Infrastructure Engineering and Safety, School of Civil and Environmental Engineering, Univ. of New South Wales (UNSW), Sydney, NSW 2052, Australia.