1. Professor, Dept. of Civil and Construction Engineering, National Taiwan Univ. of Science and Technology, 43, Sec. 4, Keelung Rd., Taipei City 10607, Taiwan.
2. Assistant Professor, Taiwan Building Technology Center, National Taiwan Univ. of Science and Technology, 43, Sec. 4, Keelung Rd., Taipei City 10607, Taiwan (corresponding author).
3. General Manager, Good Earth Engineering Corporation, 13F., 80, Sec. 2, Anhe Rd., Taipei City 10680, Taiwan.
4. Manager, Artech Engineering Service Inc., 5F., 276, Sec. 4, Zhong-Xiao E. Rd., Taipei City 10694, Taiwan.