[1
]Assistant Professor, Dept. of Civil, Construction, and Environmental Engineering,
North Carolina State Univ., P.O. Box 7908, Raleigh, NC 27695.
[2
]Graduate Research Assistant, Dept. of Civil, Construction, and Environmental Engineering,
North Carolina State Univ., P.O. Box 7908, Raleigh, NC 27695.
[3
]Professor, Dept. of Civil, Construction, and Environmental Engineering, North Carolina
State Univ., P.O. Box 7908, Raleigh, NC 27695.