1. Dept. of Civil and Environmental Engineering, Univ. of Alberta, 1-070 NREF, 9105 116th St. SW Edmonton, AB, Canada T6G 2W2.
2. Dept. of Civil and Environmental Engineering, Univ. of Alberta, 3-009 NREF, 9105 116th St. SW Edmonton, AB, Canada T6G 2W2.