1. Postdoctoral Fellow, Dept. of Civil and Environmental Engineering, Univ. of Alberta, 9105 116 St., 5-080 NREF, Edmonton, AB, Canada T6G 2W2.
2. Professor, Dept. of Civil and Environmental Engineering, Univ. of Alberta, 9105 116 St., 5-080 NREF, Edmonton, AB, Canada T6G 2W2 (corresponding author).
3. Professor, Dept. of Computing Science, Univ. of Alberta, 4-43 Athabasca Hall, Edmonton, AB, Canada T6G 2E8.
4. Undergraduate Student, Dept. of Civil and Environmental Engineering, Univ. of Alberta, 9105 116 St., 5-080 NREF, Edmonton, AB, Canada T6G 2W2.