1. Assistant Professor, Zachry Dept. of Civil Engineering, Coastal and Ocean Engineering Division, Texas A&M Univ., 3136 TAMU, College Station, TX 77843-3136 (corresponding author).
2. Research Assistant, Zachry Dept. of Civil Engineering, Coastal and Ocean Engineering Division, Texas A&M Univ., 3136 TAMU, College Station, TX 77843-3136; presently, Technip USA, 11700 Old Katy Rd., Ste. 150, Houston, TX 77079.