1. Ph.D. Candidate, Dept. of Construction Engineering, Universitat Politècnica de Catalunya, C/Colom, 11, Ed TR-5, 08222 Terrassa, Barcelona, Spain (corresponding author).
2. Professor, Dept. of Construction Engineering, Universitat Politècnica de Catalunya, C/Colom, 11, Ed TR-5, 08222 Terrassa, Barcelona, Spain.
3. Lecturer, Dept. of Construction Engineering, Universitat Politècnica de Catalunya, C/Colom, 11, Ed TR-5, 08222 Terrassa, Barcelona, Spain.