1. Professor, Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX 76019.
2. Associate Professor, Dept. of Civil Engineering, Indian Institute of Technology, Hyderabad 502 285, India (corresponding author).
3. Formerly, Masters’ Student, Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX 76019.
4. Assistant Professor, Dept. of Civil Engineering, Boise State Univ., Boise, ID 83725.
5. Formerly, Ph.D. Student, Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX 76019.