Preface.- 1. 1D harmonic response of layered inhomogeneous soil: Exact and approximate analytical solutions, by G. Mylonakis, E. Rovithis, Ch. Paraschakis.- 2. Monitored incoherency patterns of seismic ground motion and dynamic response of a long cable-stayed bridge, by V. Lekidis, S. Papadopoulos, Ch. Karakostas, A. Sextos.- 3. An Efficient Beam-Column Element for Nonlinear 3D Frame Analysis, by S. Kostic, F. C. Filippou, Ch. L. Lee.- 4. Floor Response Spectra for Moderately Heavy Nonstructural Elements Attached to Ductile Frame Structures, by Ch. Adam, T. Furtmuller, L. Moschen.- 5. Seismic Assessment of Steel Moment Frames Using Simplified Nonlinear Models, by D. Lignos, Ch. Putman, H. Krawinkler.- 6. Preliminary Seismic Assessment Method for Identifying Reinforced Concrete Structural Failures, by S. Pardalopoulos, G. Thermou, S. Pantazopoulou.- 7. Numerical Determination of the Seismic Strength of Reinforced Concrete Shear Walls with Fractal Cracks, by O. Panagouli, E. Mistakidis, K. Iordanidou.- 8. Damage Analysis of Reinforced Concrete Structures with Substandard Detailing, by P. E. Mergos, A. Kappos.- 9. Seismic Evaluation of Existing Basement Walls, by M. Taiebat, L. Finn, C. Ventura, E. Amirzehni.- 10. Modelling of Infilled Framed Structures, by P. Asteris, Ch. Chrysostomou, I. Giannopoulos, P. Ricci.- 11. Numerical evaluation of the seismic efficiency of connections of fractures and complements of ancient colonnades, by M. E. Dasiou, I. Psycharis, A. Vrouva.- 12. Seismic Overturning of Rocking Structures with External Viscous Dampers, by E. Dimitrakopoulos, M. DeJong.- 13. Innovative computing environment for fast and accurate prediction of approximate IDA curves, by I. Perus, R. Klinc, M. Polenc, M. Dolsek.- 14. Improving static pushover analysis optimizing bilinear fitting of capacity curves, by F. De Luca, D. Vamvatsikos, I. Iervolino.- 15. Collapse Fragility Curves of RC Frames with Varying Design Parameters, by I. Gkimousis, Vl. Koumousis.- 16. Seismic risk assessment of Italian school buildings, by B. Borzi, P. Ceresa, M. Faravelli, E. Fiorini, E. Onida.- 17. Nonlinear dynamic response of MDOF cable nets estimated by equivalent SDOF models, by I. Vassilopoulou, Ch. Gantes.- 18. Non-Linear Dynamic Behaviour of a Ball Vibration Absorber, by J. Naprstek, C. Fischer, M. Pirner, O. Fischer.- 19. Evaluation of response of an isolated system based on double curved surface sliders, by Ch. Casarotti, M. Furinghetti, A. Pavese.- 20. Numerical investigation of the effectiveness of rubber shock-absorbers as a mitigation measure for earthquake-induced structural poundings, by P. Polycarpou, P. Komodromos.- 21. Seismic design methodology for control of 3d buildings by means of multiple tuned-mass-dampers, by O. Lavan, Y. Daniel.- 22. Comparison of innovative base isolation retrofitting technology with conventional retrofitting of existing buildings, by M. Melkumyan.- 23. Preliminary design of seismically isolated r/c bridges - features of relevant expert system and experimental testing of elastomeric bearings, by G. Manos, S. Mitoulis.- 24. Soft Computing in Structural Dynamics, by T. Burczynski, R. Gorski, A. Poteralski, M. Szczepanik.- 25. Optimal design of rc frames using nonlinear inelastic analysis, by B. Gencturk, Kazi Ashfaq Hossain.- 26. Nonsmooth and nonconvex optimization for the design and order reduction of robust controllers used in smart structures, by A. J. Moutsopoulou, A. T. Pouliezos, G. E. Stavroulakis.- 27. A Risk-based Decision Making Methodology for Planning and Operating Safe Infrastructure Systems against Various Hazards, by Y. Xenidis, D. Angelides.- 28. On practical performance of a technique for more efficient dynamic analysis in view of real seismic analysis of a bridge structures, by A. Soroushian, M. Hosseini, A. Vasseghi.- Author Index.