Center,;
Structural;
and;
Building;
Department,;
Federal;
University;
of;
Santa;
Maria,;
Santa;
Maria-RS,;
97105-900,;
Brasil;
Engineering;
Department,;
University;
of;
Minho,;
Guimaraes;
4800-058,;
Portugal;
Engineering;
Department,;
Federal;
University;
of;
Santa;
Catarina,;
Florian6polis;
88040-900,;
Brasil;