In the recent past, India has seen mass destruction due to failure of structures hit earthquakes and consequently, lost a lot of lives. Hence, it is of utmost importance that attention be given to the evaluation of the adequacy of strength in RC framed structures to resist strong ground motions. In this project, a 15 year old four storey reinforced concrete structure has been considered, which lies in Seismic Zone III according to IS 1893:2002classification of seismic zones in India. For non-structural members masonry infill has been assumed. In the Equivalent Static Method of analysis, the...