Designing efficient system of urban construction

Critics and scholars with assessment of typology of urban construction believe that contrary to appearances of these Types to respond Poor quality of life in cities especially after The Industrial Revolution, and approaches in consequent Of social-economic conditions have been based on Disorder in human environments. However these types with Creation of strategy and design had effective achievements to develop, organize, Rehabilitation and Reconstruction the cities. Observing increasing difficulties in cities such as population density, poverty, Environmental pollution Economic inefficiency and social anomalies addition to lack of services and infrastructure And space for living faces experts and people with this question: What is the main reason for the ineffectiveness of these typologies? To sum up, the aim of this research is to find reason of inefficiency of current urban construction typology. Beside, this research looks to achieve solution to improve urban construction system. The research method is appropriated with subjects from Combination of documentary, historical descriptive and comparative techniques to surveying Case study and mixed techniques. After analysis of current urban system problems, Results and findings represent and finally, Proposed solutions to improve the current and future urban construction system represent.