1. Associate Professor, School of Computing, Engineering and Mathematics, Institute for Infrastructure Engineering, Western Sydney Univ., Locked Bag 1797, Penrith, NSW 2751, Australia; College of Civil Engineering, Shenzhen Univ., China (corresponding author).
2. Assistant Professor, Dept. of Architecture and Civil Engineering, City Univ. of Hong Kong, Tat Chee Ave., Kowloon Tong, Kowloon, Hong Kong.
3. Graduate, Dept. of Architecture and Civil Engineering, City Univ. of Hong Kong, Tat Chee Ave., Kowloon Tong, Kowloon, Hong Kong.