1. Ph.D. Student, Dept. of Civil and Environmental Engineering, Tennessee Technological Univ., Prescott Hall 333, 1020 Stadium Dr., P.O. Box 5015, Cookeville, TN 38505.
2. Associate Professor, Dept. of Civil and Environmental Engineering, Tennessee Technological Univ., Prescott Hall 333, 1020 Stadium Dr., P.O. Box 5015, Cookeville, TN 38505 (corresponding author).
3. Associate Professor, Dept. of Civil, Environmental and Geomatics Engineering, Florida Atlantic Univ., Bldg. #36, 777 Glades Rd., Boca Raton, FL 33431.