1. Civil Engineering Department, Engineering College, Florida Inst. of Technology, 150 West Univ. Blvd, Melbourne, FL 32901 US(Corresponding author) e-mail: ashaban2012@my.fit.edu
2. Civil Engineering Department, Engineering College, Florida Inst. of Technology, 150 West Univ. Blvd, Melbourne, FL 32901 US, e-mail: cosentin@fit.edu