1. Ph.D. Candidate, Dept. of Civil and Environmental Engineering, Univ. of Tennessee, 325 John D. Tickle Bldg., 851 Neyland Dr., Knoxville, TN 37996 (corresponding author).
2. Assistant Professor, Dept. of Civil and Environmental Engineering, Univ. of Tennessee, 415 John D. Tickle Bldg., 851 Neyland Dr., Knoxville, TN 37996.
3. Professor, Dept. of Civil and Environmental Engineering, Univ. of Tennessee, 425 John D. Tickle Bldg., 851 Neyland Dr., Knoxville, TN 37996.