1. Senior Lecturer, School of Civil, Environmental, and Mining Engineering, Univ. of Western Australia, Perth, WA 6009, Australia; Adjunct Associate Professor, School of Engineering, Edith Cowan Univ., Perth, WA 6027, Australia (corresponding author).
2. Professor, School of Civil, Environmental, and Mining Engineering, Univ. of Western Australia, Perth, WA 6009, Australia.