In the past forty years attempts have been made to decrease the loss of life during the expected earthquakes. Attempts include revisions made in the National Seismic Code. However such attempts could not bring the loss of life to an acceptable level, because these attempts were not focused on the main causes of heavy damages and collapses observed during the past earthquakes. Investigations and observations made revealed that a great majority of loss of life occurred in two to eight story dwellings and office buildings