not long ago, city gates and entryways had high spatial value and were among the landmarks for marking city boundaries. today with cities having been expanded and developed, such aspect of the entrance concept is lost and entryways are turned to passages for transportation. in fact, the rich spatial value of such entrances has decreased as they are solely spaces for passing through out or into ...

introduction quality of urban life is known as one of the major elements of urban development. thus, evaluation urban environmental quality has much importance in the planning of urban development. cities are complex ecosystems affected by social, economic, environmental, and cultural factors. inefficient urban planning and management and lack of coherent environmental policies have led to many...

Research in the area of sustainable urban infrastructure reflects the need to design and manage engineering systems in light of both environmental and socioeconomic considerations. A principal challenge for the engineer is the development of practical tools for measuring and enhancing the sustainability of urban infrastructure over its life cycle. The present study develops such a framework for...

Typically, best management practices (BMPs) are implemented to help sustainable stormwater management in urban areas. Over recent decades the selection of urban stormwater management measures for a site has been a challenge among urban planners where thecriterion based on flood volume no longer suffices for selecting urban drainage solutions. Therefore there is a need to consider a set of holis...

sustainability creates solutions that solve the economic, social and environmental challenges. it has been studied and managed over many scales of time and space and in many contexts. the paper reviews the definitions of sustainability respecting the ecologic concept as well the need for balanced sustainability within its three pillars on equal way, then it goes throw ecologic architecture with...

tehran has been facing water shortage challenge for decades and it has not hesitated to exploit neighboring watersheds. rising demand and limited resources might make water crisis a strong possibility in the near future. an accurate and applied analysis of tehran's urban water system (uws) would be the first step to be taken to prevent such a crisis. this research is an effort to make an a...

Community is the main pillar of the urban body; and balance of social life in cities depends on preserving communities. During the twentieth century, the idea of residential-centered community has been offered in many modern theories and has been widely accepted for solving urban various problems such as management, social and human relations, health and welfare issues and aspects of meaning an...

According to several researches sustainable development is based on three different dimensions of sustainability social and economical dimensions and ecological or environmental sustainability. These dimensions are recognized as basic elements of sustainable development. This research tries to evaluate social sustainability at some neighborhoods in Karaj. Considering the fact that urban neighbo...

urban space has been formed in historical texture of cities under the influence of meaning and shape on the onehand and qualities related to human behaviors on the other hand. among these points, neighborhood centers as themost important areas of social life in urban open space play a critical role in attracting people and improving qualityand vitality of environment. this study presents the re...