1999 年 1999 巻 27 号 p. 64-67
Problems of defective houses have become a serious issue with social concerns. This report focuses on consultation cases by Architect Consultation Office of JIA and analyses them. The results are the following. The number of consultation cases of disputes with consumers increases recently. Most of the cases are the problems of defective houses, followed by contract problems and design problems. Concerning the locations of defects, members are the most, building frames are the next, and foundations the third. The most cause of defects is poor consturaction. Bad constraction and scamped construction work can be recognized as serious problems. According to the cases, it is suggested that the role of supervising may not be conducted properly in most construction process. The supervising isuue is the most important one which has to be solved in the future.