[1]School of Civil and Mechanical Engineering, Curtin University, Perth,Western Australia 6845, Australia;
[2]Telfer School of Management, University of Ottawa, 55 Laurier AvenueEast, Ottawa, Ontario K1N 6N5, Canada;
[3]School of Civil Engineering, University of Leeds, Leeds LS2 9JT,Yorkshire, United Kingdom;
[4]School of Architecture and Built Environment, Deakin University,Geelong, Victoria 3220, Australia;