1. Ph.D. Candidate, Dept. of Civil Engineering, Technological Institute of Aeronautics (ITA), Marechal Eduardo Gomes, 50 Vila das Acácias, São Jose dos Campos, CEP 12228-900, São Paulo, Brazil (corresponding author).
2. Professor, Dept. of Civil Engineering, Technological Institute of Aeronautics (ITA), Marechal Eduardo Gomes, 50, Vila das Acácias, São José dos Campos, CEP 12228-900, São Paulo, Brazil.
3. Civil Engineer, Dept. of Civil Engineering, Technological Institute of Aeronautics (ITA), Marechal Eduardo Gomes, 50, Vila das Acácias, São José dos Campos, CEP 12228-900, São Paulo, Brazil.
4. Professor, Dept. of Civil Construction, Federal Univ. of Parana–UFPR, Centro Politécnico UFPR, Jardim das Americas-Curitiba, CEP 81530-900, Parana, Brazil.