22 – 24 July 2009 at ETH Zurich, Switzerland SHMII-4 Conference 2009 is an official conference of the International Society for Structural Health Monitoring of Intelligent Infrastructures (ISHMII) and is being organised by the Swiss Federal Laboratories for Materials, Testing and Research (Empa). Die Veranstaltung war aus unserer Sicht ein grosser Erfolg und hat das…