| 요약2 |
There are many defect occurrences in building equipment system, because the components of the system runs consistently. This study aims at quality assurance and cost reduction of apartment houses by analyzing defect and suggesting improvement. Investigation was carried out by field diary paper of K construction company's customer support department. First, second and third year apartment houses after completion was subject to investigation, and the number of the apartment houses were 4,021. Investigation was performed about all parts of construction classification, but this study reports only about building equipment system. Assuming that defect occurrences ratio of first year apartment houses is 100%, its ratio of second and third year apartment houses are 89% and 26%. This means that many defects occur in first and second year after completion. Lots of defects occur at plumbing part, especially at joint of toilet and faucet appliance. Defect occurrences have to be reduced for improving the image and saving the additional construction cost of the company, and many skilled workers and high quality equipments are necessary for this purpose. |