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Urban public spaces and their significance in daily life of citizens have been over emphasized in different researches. Existence of such spaces in cities and their success in public life can lead to create Just city. Considering Lynch theory about desirable cities and justice and affordances as two important criteria, this study tries to investigate those two mentioned criteria in Azadi Street. In this order, the street was studied in four parts because of their different characteristics. Results shows meaning had highest level and affordances had the less degree among different indicators which indicates failure of the space in users' satisfaction. It shows although the space was responsible in term of meaning, accessibility and justice but was not successful to increase contradiction of human and vehicles and to protect pedestrian life.