1. Research Assistant, Dept. of Civil Engineering, Univ. of Texas at El Paso, El Paso, TX 79968 (corresponding author).
2. Assistant Professor, Dept. of Civil Engineering, Univ. of Texas at El Paso, El Paso, TX 79968.
3. Professor, Dept. of Civil Engineering, Univ. of Texas at El Paso, El Paso, TX 79968.
4. Professor, Dept. of Computer Science, Univ. of Texas at El Paso, El Paso, TX 79968.