Passive Defense Strategic Measurement and Zoning in Urban Historical Context (Case Study: Dezful, Iran)

The city of Dezful, especially its old tissues, is very important owing to its location in Khuzestan boundary province; moreover, during the eight years of sacred defense, the city has suffered many damages. Investigating and evaluating the internal and external state of Dezful old text makes it possible to present strategies based on the principles of passive defense to create a sense of security. This research seeks to answer this question: "What are the solutions for improving the old textures of Dezful based on passive defense principles?" In this regard, the research method used is based on the nature of deductive-a posteriori methods and adaptive study method. ArcGIS and Expert Choice softwares were applied and SWOT and AHP techniques were combined to scale the vulnerability. The strengths, weaknesses, opportunities and threats of Dezful worn out textures have been investigated and strategies have been presented that are in accordance with the principles of passive defense. The results of the research show that defense strategies are more important than other strategies. Strategies with a weight of more than 0.05 include ten cases, the most important of which are the location of sensitive users with a weight of 0.082 and the improvement of infrastructure networks with a weight of 0.081, and the remaining strategies have a weighing less value. Therefore, there are some solutions for the top ten strategies at the end of the research.