PROPOSAL OF IMPROVEMENT OF OFFICIAL EARTHQUAKE DAMAGE JUDGMENT TO RESIDENTIAL LAND BASED ON QUESTIONNAIRE SURVEY IN THE 2004 NIIGATA-KEN CHUETSU EARTHQUAKE

Abstract

The present paper deals with improvement of official earthquake damage judgment system to residential land. This system started from the 1995 Hyogo-ken Nambu Earthquake. The system worked well in the 2000 Tottori-ken Seibu, 2004 Niigata-ken Chuetsu, and 2005 Fukuoka-ken Seiho-oki earthquakes. The problems of the system also pointed out through these experiences. Therefore, a questionnaire survey concerning with the problems was conducted for the persons who worked under the system after the 2004 Niigata-ken Chuetsu Earthquake. The paper analyzes the result of questionnaire survey and proposes a improvement of the system.