1. Assistant Professor, Dept. of Civil Engineering, Univ. of New Mexico, Albuquerque, NM 87131-0001 (corresponding author).
2. Assistant Professor, Dept. of Construction Management and Engineering, North Dakota State Univ., Fargo, ND 58105.
3. Research Assistant, Dept. of Civil Engineering, Univ. of New Mexico, Albuquerque, NM 87131-0001.
4. Senior Research Engineer, Dept. of Civil Engineering, Univ. of New Mexico, Albuquerque, NM 87131-0001.