The street walls, focusing on the vertical "wall" elements along the street. In urban morphology, the city is composed of streets whose vertical structures are predominantly made up of these walls. The " walls" and the " streets" both are integral and interconnected aspects that together form the tangible image of the urban environment. However, in the context of urban renewal, while streets have become a focal point of research, the 'wall' is often overlooked and sometimes even criticized as a mere divisive barrier. Indeed, the existence of a wall cannot be simplified into a black and white image or simply labeled as "good" or "bad." The rationale behind a wall often needs to be examined within the context or system where the it exist.