1. Assistant Professor, Dept. of Civil, Construction and Environmental Engineering, Univ. of Alabama at Birmingham, Hoehn Engineering Building, 1075 13th St. South, Birmingham, AL 35226 (corresponding author).
2. Professor and Chair, Dept. of Civil, Construction and Environmental Engineering, Univ. of Alabama at Birmingham, Hoehn Engineering Building, 1075 13th St. South, Birmingham, AL 35226.
3. Doctor of Philosophy Graduate Student, Dept. of Civil, Construction and Environmental Engineering, Univ. of Alabama at Birmingham, Hoehn Engineering Building, 1075 13th St. South, Birmingham, AL 35226.
4. Civil Engineering Graduate, Alabama Dept. of Transportation, Bankhead Highway West, Birmingham, AL 35204.