1. Assistant Professor, Civil, Architectural and Environmental Engineering, Missouri Univ. of Science and Technology, 1401 N. Pine St., 135 Butler Carlton Hall, Rolla, MO 65409 (corresponding author).
2. Instructional Design Specialist, Missouri Univ. of Science and Technology, 320 W. 12th St., 207 Norwood Hall, Rolla, MO 65409.
3. Professor, Civil, Architectural and Environmental Engineering, Missouri Univ. of Science and Technology, 1401 N. Pine St., 135 Butler Carlton Hall, Rolla, MO 65409.
4. Civil, Architectural and Environmental Engineering, Missouri Univ. of Science and Technology, 1401 N. Pine St., 219 Butler Carlton Hall, Rolla, MO 65409.