Assessing Tehran’s Urban Structure Effects on Non-Compliance with FAR Regulations

Abstract: building contraventions have become one of the important dilemmas of many citieslike tehran. the wide aftereffects of the contraventions and the large cost of removing their negativeeffects, make the reduction of the possibility of their occurrence essential. this paper tries to find thereasons and roots of building contraventions in order to prevent their occurrence through appropriateplanning, legislation and decision making. in this paper, it is supposed that some urban conditions andlocation characteristics could result in more opportunities for the occurrence of building contraventions.therefore, it tries to find the relationship between tehran’s urban structure and the most dominant kindof building contravention in tehran, far contravention. to study the relationship, the effects of physical,social, economic and functional factors describing tehran’s urban structure on the occurrence of farcontravention is surveyed using the correlation method. the results showed that the majority of factorsare related to far contravention with confidence coefficient of 99% and 95%. among them, the mainfactors are residential per capita, average building price, residential land use area, transport network area,total residential building floor area and the average residential plot area. therefore, specifying the effectsof various factors on the occurrence of building contravention causes their prevention to be more feasible.