Affiliation: | 1Doctoral Student, Zachry Dept. of Civil Engineering, Texas A&M Univ., College Station, TX 77843-3136. 2Associate Professor, Zachry Dept. of Civil Engineering, Texas A&M Univ., College Station, TX 77843-3136 (corresponding author). E-mail: pgardoni@civil.tamu.edu 3Professor, A.P. and Florence Wiley Chair, Zachry Dept. of Civil Engineering, Texas A&M Univ., College Station, TX 77843-3136.
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