1. Assistant Research Fellow, Disaster Prevention and Water Environment Research Center, National Chiao Tung Univ., 1001, Daxue Rd., Hsinchu City 30010, Taiwan (corresponding author).
2. Senior Researcher, Green Energy and Environment Research Laboratories, Industrial Technology Research Institute, 195, Sec. 4, Zhongxing Rd., Zhudong Township, Hsinchu County 31040, Taiwan.
3. Ph.D. Student, Dept. of Civil Engineering, National Chiao Tung Univ., 1001, Daxue Rd., Hsinchu City 30010, Taiwan.
4. Professor, Dept. of Civil Engineering, National Chiao Tung Univ., 1001, Daxue Rd., Hsinchu City 30010, Taiwan.