Evaluation of Housing Product Quality Using Six Sigma Approach

Abstract

The property industry in Indonesia is one of the Sigma method has been widely used in manufacturing areas that has been developing, such as housing. Quality industries. While in a construction industry, the management is very important to be applied in any housing application of Six Sigma was rarely used. Six Sigma could development process. This study aimed to design an evaluation be used as an analytical tool to repair defects that occurred model of housing product quality and assess the quality of in any processes or objects. No exception, it happened to housing product in Malang City. By using purposive sampling, the construction industry such as real estate development this research focused on 9 unit samples. Quality assessment projects. used was standard quality measures, CONQUAS 21 and CIS: 7. The analytical method applied was Six-Sigma approach with In Malang city, a housing which was developed by some DMAIC tools. Moreover, Pareto and Fishbone diagram had developers has been increasing significantly. One of the also been used as analytical tools. The result revealed that developers which is currently developing is a new one there was a low sigma level in housing product, the average which still has few experiences compared with other was 2,18 sigma. The critical causes of this problems were developers in Malang City. Based on the interview, the unskilled labours, poor materials, and climate changes. The governance of the developer revealed that when the action plans for the improvement that could be implemented housing product had switched into consumers, there were were a selection of qualified contractors, job skill training for a lot of complaints was lodged. Whereas, the life of a labours, and a regular inspection according to standard.