1. Professor, Dept. of Civil, Architectural, and Environmental Engineering, Univ. of Texas at Austin, Austin, TX 78712 (corresponding author).
2. Postdoctoral Fellow, Dept. of Civil, Architectural, and Environmental Engineering, Univ. of Texas at Austin, Austin, TX 78712.
3. Project Engineer, Geosyntec Consultants, 11811 N Tatum Blvd., Phoenix, AZ 85028.