1. Professor and Director, Center for Infrastructure and Constructed Facilities, Dept. of Civil Engineering, Florida Atlantic Univ., Boca Raton, FL 33431.
2. Professor and Director, Dev. & Research for Str. and Rehab. (DRSR), Dept. of Construction Engineering, Univ. of Quebec/Ecole de Technologie Superieure, Montreal PQ, Canada H3C 1K3.
3. Graduate Student, Dept. of Mechanical Engineering, Florida Atlantic Univ., Boca Raton, FL 33431.