1. Ph.D. Candidate, Dept. of Civil, Architectural, and Environmental Engineering, The Univ. of Texas at Austin, 1 University Station C1752, Austin, TX 78712-0273.
2. Assistant Professor, Dept. of Civil, Architectural, and Environmental Engineering, The Univ. of Texas at Austin, 1 University Station C1752, Austin, TX 78712-0273.