1. Professor, Faculty of Civil and Environmental Engineering, Technion City, 32000 Haifa, Israel. E-mail: cvrabwa@tx.technion.ac.il
2. Associate Professor, Faculty of Civil and Environmental Engineering, Technion City, 32000 Haifa, Israel. E-mail: becker@tx.technion.ac.il
3. Associate Professor, Faculty of Civil and Environmental Engineering, Technion City, 32000 Haifa, Israel. E-mail: ronie@technion.ac.il