This study is mainly considered in the points that follow, through a questionnaire survey to suppliers of compound fire resistance coverings approved specially by the minister. 1.The extent of the estimated relative story displacement by the big earthquake and typhoon. 2.The concrete measures on the detail design against the displacement. 3.The extent of the construction tolerance in erecting steel frame, or manufacturing and installing coverings. 4.The concrete measures on the detail design against the tolerance.
