title: Quantitative risk assessment modeling for nonhomogeneous urban road tunnels.
authors.affiliation: Department of Civil Engineering, National University of Singapore, Singapore. cvemq@nus.edu.sg
authors.forename: Qiang
authors.initials: Q
authors.lastname: Meng
authors.forename: Xiaobo
authors.initials: X
authors.lastname: Qu
authors.forename: Xinchang
authors.initials: X
authors.lastname: Wang
authors.forename: Vivi
authors.initials: V
authors.lastname: Yuanita
authors.forename: Siew Chee
authors.initials: SC
authors.lastname: Wong