1. Professor, Dept. of Civil and Construction Engineering, National Taiwan Univ. of Science and Technology, 43, Section 4, Keelung Rd., Taipei 10607, Taiwan; Eminent Scholar, Del E. Webb School of Construction, School of Sustainable Engineering and the Built Environment, Arizona State Univ., Tempe, AZ 85287 (corresponding author).
2. Associate Professor, Dept. of Civil and Construction Engineering, National Taiwan Univ. of Science and Technology, 43, Section 4, Keelung Rd., Taipei 10607, Taiwan.
3. Graduate Research Assistant, Dept. of Civil and Construction Engineering, National Taiwan Univ. of Science and Technology, 43, Section 4, Keelung Rd., Taipei 10607, Taiwan.