Introduction Distressed structures is one of the fourth types of urban distressed structures that because of physical distress, non appropriate ridden availability, services facility and existence of vulnerable urban infrastructure, has a less locational, environmental and economical value. Facilities and resources limitation of the urban renovation and rehabilitation matter, before every proceed need identification of regions distress rate and priority setting for every action and investment, in related with distressed structure of each city. Western areas of Jahrom City, those are among the oldest and main zones of this city that nowadays, oldness, nonresistant building materials and poorness of residents, day to day caused of more distress of physical structure. Generally, a set of various processes caused to outbreak of decadency, Weakness and inefficiency of these structures, and can not mention only one or more little factor for that.