Seismicity & tectonics; Seismic waves in soils; Strong ground motion & site effects; Risk evaluation; Experimental soil dynamics; Dynamic soil-structure interaction; Foundations; Soil modelling for seismic loading; Earth dams & retaining walls; Arch- & gravity dams; Bridges in seismic regions; Analysis & design of buildings, building elements & equipments; Seismic isolation; Large scale experiments; Urban planning & microzonation; Lessons from recent earthquakes; Seismic models & standards; Social & economical aspects.