1. Ph.D. Candidate, Dept. of Civil Engineering, Ohio Univ., Athens, OH 45701.
2. Associate Professor, Dept. of Civil Engineering, Ohio Univ., Athens, OH 45701 (corresponding author).
3. Professor, School of Electrical Engineering and Computer Science, Ohio Univ., Athens, OH 45701.
4. Associate Professor, Dept. of Civil Engineering, Ohio Univ., Athens, OH 45701.
5. Associate Professor, Dept. of Civil Engineering, Univ. of Akron, Akron, OH 44325.
6. Graduate Assistant, Dept. of Civil Engineering, Univ. of Akron, Akron, OH 44304.