Simplified evaluation of the additional shear demand due to masonry infills -- Uniaxial Material-Models for Column Base Connections and their application in Nonlinear Time History Analyses -- Improved Bouc-Wen model implementation in OpenSees -- Numerical Investigation of the Seismic Performance of RC Columns and Entire Buildings Including Second -- Modelling of a novel Lead Damper and application to an existing RC structure -- Calibration of material parameters for the Chang-Mander model for unconfined concrete -- Nonlinear Analysis of Coupled Building-Foundation System Subjected to Lateral Loading Condition -- Modeling issues on soil-pile-structure interaction.