1. Ph.D. Candidate, Structural Timber Engineering, Dept. of Civil and Environmental Engineering, Faculty of Engineering, Univ. of Auckland, 20 Symonds St., CBD, Auckland 1142, New Zealand (corresponding author).
2. Professor, Timber Design, Dept. of Civil and Environmental Engineering, Faculty of Engineering, Univ. of Auckland, 20 Symonds St., CBD, Auckland 1142, New Zealand.