1. PhD, Civil Engineering Dept., Campus de Vera s/n, Technical Univ. of Valencia, 46022 Valencia, Spain. E-mail: jlbonet@cst.upv.es
2. PhD, Civil Engineering Dept., Campus de Vera s/n, Technical Univ. of Valencia, 46022 Valencia, Spain. E-mail: pmiguel@cst.upv.es
3. PhD, Civil Engineering Dept., Campus de Vera s/n, Technical Univ. of Valencia, 46022 Valencia, Spain. E-mail: mafernan@cst.upv.es
4. PhD, Associate Professor, Dept. of Technology, Campus Riu Sec, Univ. Jaume I, 12071 Castellón, Spain. E-mail: mromero@tec.uji.es