Explaining the situation And Recognition factors affecting on the Building Violations in the Metropolises of Iran (Case Study: 15 Regions of Isfahan)

Today, along with population growth and urban development, we are facing with problems including shortage of housing and other welfare services which has been a factor to increase the building violations in cities and Due to lack of adequate supervision on urban constructions،this problem is exacerbated. One of the important issues in cities is building violations that confront and solve it, simply is not possible. One of the possible solutions is an effort to prevent and reduce the occurrence of these violations in cities. In this research by using the data taken from the Department of Architecture and Urban Construction from 1390/1/1 to 1391/7/24, has been investigated the distribution of building violations in the 15 regions of Isfahan City. Purpose of this paper is analyzes the spatial distribution of building violations in the regions of Isfahan City. The research method is, "descriptive – comparative and analysis". Analysis method in this research is comparative analysis of 15 areas of Isfahan and the use of factor analysis and cluster analysis techniques. The results of this study indicate that: 1- In the period studied, 1387 to 1391, the rate of the building violations in urban areas of Isfahan increased. 2- According to the violations took place in the city, 52 types of violations have been made that by using the technique of factor analysis was reduced to 8 factors and considering the variables, respectively 8 factors were extracted: height and construction violations, construction document violations, commercial applications violations, extortion violations, violations of vision and nobility, violations of doors and stairs, added manufacturing violations, transform violations. The 8 factors covers the 84/45% of the variance of Society. 3- Most of building violations occurred in the Isfahan city is concerned with the height and construction violations, construction document violations and commercial applications violations.