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The effect of Qanats as a sustainable urban infrastructure on the formation of historic cities in Iran
[ F Mehdizadeh Seraj ] - PhD of Iran University of Science and Technology, Tehran.
[ S Tajeddini ] - Master of Iran University of Science and Technology, Tehran, Iran
Among human constructions, the most complicated and important thing that human efforts can be manifested is city. The effective factors in formation of city and urban spaces are climate-environmental, religious-social, and economic factors that each one has diverse subdivisions. The role of these factors along with time and different climates in varied environments has various influences in the formation of cities. Since many purposes of new urban planning growth and sustainable development are obtained through heritage conservation and valuable urban contexts, it assures that having these environmental, social, and economic values cause the city to approach sustainable principles and sustainable future would be obtained. Because sustainable urban conservation is a universal approach as well as regional-vernacular activity, it can be used for urban sustainable infrastructures in each region and conservation of the values would be obtained in the best possible way.In this paper the historic and worthwhile tissues of cities in Iran are dealt and various infrastructures from environmental, continental, economical and social aspects are evaluated. The effect of Qanats and aqueducts on formation of urban areas regarding environmental –regional constraints and their influence on the form of urban areas in addition to adoption of urban areas in urban extension, urban streets, and social-economical cooperation in urban areas as well as the effect of city identification on its body are studied. In this research, specifically the effect of urban infrastructures likes Qanat system in formation of passages, urban streets and urban open spaces as well as their progress are investigated. Obtained results show that sustainable urban policies can be applied. By knowing these infrastructures thoroughly and the way they have an effect on city formation and their interactions with urban tissue formation, urban restoration projects can be presented.
Qantas, Sustainable Urban Infrastructures, City formation, Conservation