Bridge function as urban space

According to expansion of human communication and impacts on urban development. The bridge will be role as part of a modern urban form beyond only physical contact and according to need for social connections, creating memories, mental, spiritual identity­­ and dynamic function of the sustainability urban, need to define the concept and framework for achieving the goals and needs noted is important. The concept of bridge space that previously had the value status can be redefined and be more clarification in the relationship. Therefore with analytical method and the benefit of documentary data and existing literature, study of the formation and changes to its conceptual and physical bridge to today's evolution of this ­and withinterpretation- historical techniques to recover important features, such as bridges physical, social, symbolic, functional and identity value attribute. In order to achieve humanities optimal communication, according to the common notions of bridge _space with dynamic urban, concept of bridge _space have been introduced. In more exact definition “bridge-space” as an urban stable space is a concept having the properties of making mental memory and spiritual identity and can meet personal needs of audience and provides functional dynamic ground in city bed by functional variety and representation of collective life. Among the functions we can refer to bridge museums, bridge galleries and bridge markets which are introduced as samples near to bridge-space and all must structurally have proper space for inducing sense of pause for making social link and mental memory, meeting individual needs and providing cultural- artistic hang out which are compatible with the main subject, all of which are important points in designing bridges.